E-POWO 400W Bifacial Portable Solar Alternatives: 6 Similar Picks Compared
As an Amazon Associate we earn from qualifying purchases. Links on this page are affiliate links.
You are looking for e powo 400w bifacial portable solar alternatives because the original unit has specific constraints. The E-POWO 400W Bifacial Solar Panel offers high conversion efficiency and versatile connectivity for 33.6V power stations. It also features an IP68 waterproof rating and a foldable design. However, its 24-pound weight and 33.6V system voltage limit compatibility. You might prefer a lighter option or a panel that supports different voltage inputs.
This list includes 6 similar picks compared based on overlapping specifications. All alternatives provide 400W output and bifacial technology to capture reflected light. Some options use N-Type cells for better shade performance. Others offer different form factors, such as rigid frames for stationary use or modular setups for off-grid power. We selected these models because they share core features with the E-POWO panel while addressing its limitations. You can choose based on weight, cell type, or mounting needs.
How alternatives compare to E-POWO
Anker SOLIX PS400 400W Bifacial Foldable Solar Panel
The Anker SOLIX PS400 matches the 400W output but weighs 2.1 pounds less at 21.9 pounds. It shares the bifacial and foldable design, making it lighter for backpacking. However, its unfolded dimensions are significantly larger, measuring 90.2 inches in length compared to the E-POWO’s 34.6 inches. This makes the Anker better for flat ground setups where space is not tight. The E-POWO offers a wider range of included connectors for direct power station linking, while the Anker focuses on streamlined portability. Choose the Anker if you prioritize weight over compact folded size and connector variety.
Renogy 400W Bifacial N-Type Solar Panel
The Renogy 400W Bifacial N-Type panel uses N-Type cells for better shade tolerance and efficiency. It is not foldable, so it lacks the portability of the E-POWO. It weighs 45.4 pounds, nearly double the E-POWO’s 24 pounds, and measures 67.8 inches long. This makes it unsuitable for carrying on hikes. It is better for RVs or rooftops where you can leave it installed. The E-POWO is for mobile use with kickstands and a carrying pouch. Pick the Renogy if you need fixed installation and higher durability in permanent setups, rather than easy transport.
STAR 400W Bifacial N-Type Solar Panel
The STAR 400W Bifacial N-Type panel is another heavy, non-foldable option weighing 46.2 pounds. It measures 53.7 inches long and 30.3 inches wide. Unlike the E-POWO, it offers no foldable convenience or included carrying accessories. It is designed for stationary use where weight is irrelevant. The STAR panel provides N-Type cell efficiency similar to the Renogy but in a single large unit. The E-POWO is far more versatile for camping due to its kickstands and compact fold. Choose the STAR only if you need a budget-friendly, high-efficiency panel for a fixed roof or ground mount where you never move it.
MHPOWOS 400W Bifacial Solar Panel
The MHPOWOS 400W Bifacial panel is nearly identical to the E-POWO in dimensions and weight. Both measure 34.6 by 26.7 inches and weigh around 24 pounds. Both use N-Type cells and offer bifacial gains. The MHPOWOS lacks the specific 7-in-1 connector cable included with the E-POWO, which simplifies connecting to various power stations. The E-POWO also specifies an IP68 rating and ETFE coating for weather resistance. The MHPOWOS is a solid alternative if you find it cheaper or prefer its aesthetic. However, the E-POWO provides better connectivity out of the box for immediate use with portable power stations.
AeternaSol 400W Bifacial Solar Panel
The AeternaSol 400W system uses four 100W panels, totaling 400W. It is modular, allowing you to arrange panels differently than the single E-POWO sheet. It weighs only 10.6 pounds, much lighter than the E-POWO’s 24 pounds. However, it is not foldable like the E-POWO, requiring separate mounting or propping. The AeternaSol is ideal for marine or RV use where you can spread panels for maximum sun exposure. The E-POWO is better for quick deployment and storage. Choose the AeternaSol if you need modular flexibility and lower weight, but accept the lack of a single foldable unit.
Renogy Bifacial 400W Solar Panel
The second Renogy 400W Bifacial panel is identical to the first Renogy option. It weighs 45.4 pounds and measures 67.8 inches long. It is not foldable and lacks the portability features of the E-POWO. It is suited for fixed installations on RVs or rooftops with reflective surfaces. The E-POWO is designed for mobility with kickstands and a compact fold. The Renogy offers N-Type cell efficiency and simpler wiring for permanent setups. Pick this Renogy if you need a heavy-duty, stationary panel for a vehicle or home, rather than a portable solution for camping trips.
Quick picks
Our 7 picks
E-POWO 400W Bifacial Solar Panel
Best for: reflective surface camping and versatile connectivity
- Rated Power
- 400W
- Conversion Efficiency
- 25.5%
- Panel Type
- Bifacial, foldable
- Cell Type
- N-Type monocrystalline
- System Voltage
- 33.6V
- Busbar Count
- 16BB
View on Amazon: E-POWO 400W Bifacial Solar Panel Affiliate link
This E-POWO 400W bifacial solar panel uses double-sided cells to capture direct and reflected light, boosting output by 10% to 30% on reflective surfaces. It features a 23.5% conversion efficiency rate and an IP68 waterproof rating. The unit weighs 24 pounds and includes three kickstands for angle adjustments. It connects via a 7-in-1 cable with multiple connector options for power stations.
Pros
- Bifacial design captures reflected light for 10-30% higher generation
- 23.5% high conversion efficiency with ETFE coating
- IP68 waterproof rating and aluminum frame
- Includes 7-in-1 cable with multiple connectors
- Three adjustable kickstands for stable placement
Cons
- Requires power station to support 33.6V input
- 24-pound weight is heavier than some competitors
- Limited to 18-month warranty period
Good fit if
- You camp on reflective surfaces like snow or sand
- You need a panel with multiple connector options
- You want high efficiency in a portable format
Skip if
- Your power station does not support 33.6V input
- You prefer a lighter panel under 20 pounds
- You need a warranty longer than 18 months
Verdict: E-POWO 400W Bifacial Solar Panel is a high-efficiency choice for campers on reflective terrain who need versatile connectivity and do not mind a 24-pound weight. It suits users with compatible 33.6V power stations seeking durable, weather-resistant gear.
Anker SOLIX PS400 400W Bifacial Foldable Solar Panel
Best for: lightweight high-efficiency portable solar charging
- Rated Power
- 400W
- Conversion Efficiency
- 25%+
- Panel Type
- Bifacial, foldable
- Cell Type
- N-type
- IP Rating
- IP68
- Weight
- 21.9 pounds
View on Amazon: Anker SOLIX PS400 400W Bifacial Foldable Solar Panel Affiliate link
The Anker SOLIX PS400 is a 400W bifacial solar panel designed for portable power stations. It uses N-type cells to achieve over 25% conversion efficiency. The foldable design weighs 21.9 pounds, making it significantly lighter than standard 400W panels. It features an IP68 rating for water and dust resistance. This unit captures sunlight from both sides to boost output in reflective environments. It suits campers and RV users who need durable, high-efficiency charging.
Pros
- 21.9 pounds weight, over 50% lighter than typical 400W panels
- 25%+ conversion efficiency using advanced N-type solar cells
- IP68 waterproof and dust-resistant rating for harsh weather
- Bifacial design captures sunlight from front and rear surfaces
Cons
- Foldable panel construction may be less rigid than rigid frames
- Includes only 8.2 ft and 1.6 ft cables, limiting reach
- Standard 5-year warranty is shorter than some competitors
Good fit if
- You prioritize lightweight gear for backpacking or hiking trips
- You operate in bright, reflective environments like snow or sand
- You need high efficiency in a compact, foldable form factor
Skip if
- You require rigid panels for permanent rooftop mounting
- You need integrated battery storage within the panel itself
- You prefer long-term warranties exceeding five years
Verdict: Anker SOLIX PS400 Bifacial Portable Solar Panel offers exceptional portability and efficiency for mobile power needs. It is ideal for users who value low weight and high energy capture in variable outdoor conditions.
Renogy 400W Bifacial N-Type Solar Panel
Best for: Limited space and reflective surfaces
- Rated Power
- 800W (2x 400W)
- Conversion Efficiency
- Up to 25%
- Panel Type
- Bifacial
- Cell Type
- N-Type
- Busbar Count
- 16BB
- Weight
- 45.4 pounds
View on Amazon: Renogy 400W Bifacial N-Type Solar Panel Affiliate link
This Renogy 400W bifacial solar panel uses N-Type 16BB cells to reach 25% efficiency. It captures reflected light on the back, adding up to 30% more energy in reflective settings. The dual-module design reduces partial shade impact. It measures 67.8 by 44.7 inches and weighs 45.4 pounds. You should choose this if you need high output per square foot for limited roof or ground space.
Pros
- 25% cell efficiency with N-Type 16BB cells
- Bifacial design captures reflected light for up to 30% more energy
- Dual-module design mitigates partial shade issues
- Reduces installation complexity with fewer panels and connections
Cons
- Heavier at 45.4 pounds than single 400W panels
- Larger footprint requires 67.8 by 44.7 inches of space
- Does not mention weatherproofing or IP ratings
Good fit if
- You have limited roof or ground-mount space
- You install panels on reflective surfaces like snow or concrete
- You want to simplify wiring with fewer panels
Skip if
- You need a single lightweight panel under 25 pounds
- You have less than 67.8 by 44.7 inches of clear space
- You require specific weatherproofing ratings not listed in the data
Verdict: Renogy 400W Bifacial Solar Panel fits users with limited space who want high efficiency and better shade performance. It suits those installing on reflective surfaces to maximize energy harvest.
STAR 400W Bifacial N-Type Solar Panel
Best for: high-efficiency stationary solar setups
- Rated Power
- 400 W
- Conversion Efficiency
- 25%
- Panel Type
- Bifacial
- Cell Type
- N-Type Monocrystalline
- System Voltage
- 12V/24V
- Busbar Count
- SMBB
View on Amazon: STAR 400W Bifacial N-Type Solar Panel Affiliate link
This STAR 400W bifacial panel uses N-Type HJT cells for 25% conversion efficiency. It captures sunlight from both sides, adding roughly 15% extra power from reflected light. The unit weighs 46.2 pounds and measures 53.7 by 30.3 inches. It supports 12V or 24V systems. This setup suits you if you need high output in limited space or want to maximize energy harvest in sunny climates with reflective ground surfaces.
Pros
- Bifacial design captures reflected light for up to 15% extra power
- N-Type HJT cells provide 25% conversion efficiency
- Shade resistant with SMBB and half-cell technology
- Low temperature coefficient of -0.26%/°C for stable output in heat
Cons
- Heavy at 46.2 pounds, making portability difficult
- Large footprint of 53.7 by 30.3 inches requires significant space
- No mention of integrated charge controller or built-in connectors
Good fit if
- You need maximum wattage from a single panel setup
- You have a reflective surface like snow or light-colored ground to boost bifacial gain
- You prefer high-efficiency N-Type cells for better performance in low light
Skip if
- You need a lightweight, easily portable panel for frequent travel
- You require a compact unit that fits in small RV storage bays
- You want an all-in-one solution with built-in wiring and controllers
Verdict: STAR 400W Bifacial Solar Panel delivers strong output for stationary setups where weight and size are secondary concerns. It fits users who prioritize efficiency and bifacial gain over easy transport.
MHPOWOS 400W Bifacial Solar Panel
Best for: off-grid camping and RV power
- Rated Power
- 400W
- Conversion Efficiency
- 25%
- Panel Type
- Bifacial, Foldable
- Cell Type
- N-Type monocrystalline silicon
- Busbar Count
- 16BB
- IP Rating
- IP68
View on Amazon: MHPOWOS 400W Bifacial Solar Panel Affiliate link
This MHPOWOS panel delivers 400W of power using N-Type monocrystalline cells with a 25% conversion efficiency. The bifacial design captures sunlight from both sides, potentially increasing output by 20%. It weighs 24.3 lbs and features an IP68 waterproof rating. The included 7-in-1 cable connects to most power stations. It suits you if you need a lightweight, high-efficiency panel for off-grid adventures or RV use.
Pros
- 25% high conversion efficiency
- Bifacial design captures light from both sides
- IP68 waterproof rating for outdoor durability
- 7-in-1 cable for wide compatibility
Cons
- Heavier than some competitors at 24.3 lbs
- No built-in battery for energy storage
- Only 18-month warranty coverage
Good fit if
- You want to maximize energy capture from both sides of the panel
- You need a waterproof panel for rugged outdoor conditions
- You use a power station with standard DC connectors
Skip if
- You require a panel with integrated battery storage
- You need a warranty longer than 18 months
- You prioritize the lightest possible panel under 20 lbs
Verdict: MHPOWOS 400W Bifacial Solar Panel offers strong efficiency and durability for users who need reliable power in variable weather. It fits you if you value bifacial energy gains and waterproof protection over minimal weight.
AeternaSol 400W Bifacial Solar Panel
Best for: High-efficiency off-grid solar charging
- Rated Power
- 400 W
- Conversion Efficiency
- 25%
- Panel Type
- Bifacial
- Cell Type
- N-Type
- System Voltage
- 18V
- Busbar Count
- 18BB
View on Amazon: AeternaSol 400W Bifacial Solar Panel Affiliate link
This AeternaSol unit delivers 400 watts across four 100-watt bifacial panels. It uses N-Type A+ cells with 18 busbars to reach 25% efficiency. The panels feature IP68 waterproofing and handle 5400 Pa snow loads. You get 18V output and 11 AWG copper wiring. It suits users needing durable, high-efficiency solar charging for RVs or off-grid setups.
Pros
- 25% conversion efficiency with N-Type A+ cells
- IP68 waterproof rating for dust and rain resistance
- 18 busbar technology for improved photoelectric conversion
- Withstands 5400 Pa snow loads and 2400 Pa wind
- 11 AWG oxygen-free copper wiring for low resistance
Cons
- Four separate 100W panels require more setup time than a single 400W unit
- 18V system voltage may not match all 12V power stations directly
- Does not include a carrying case or mounting hardware
Good fit if
- You need maximum efficiency from a modular solar array
- You require high snow and wind load ratings for outdoor use
- You prefer N-Type cells for longer lifespan
Skip if
- You want a single foldable panel for quick deployment
- You need a 12V nominal system without voltage conversion
- You prefer a rigid panel over bifacial technology
Verdict: AeternaSol 400W Bifacial Solar Panel is a high-efficiency modular solution for users prioritizing cell quality and weather resistance over portability.
Renogy Bifacial 400W Solar Panel
Best for: rooftops and RVs with reflective surfaces
- Rated Power
- 800W
- Conversion Efficiency
- 25%
- Panel Type
- Bifacial
- Cell Type
- N-Type monocrystalline
- Busbar Count
- 16BB
- Weight
- 45.4 pounds
View on Amazon: Renogy Bifacial 400W Solar Panel Affiliate link
The Renogy 400W bifacial solar panel uses N-Type cells with a 16BB busbar layout to reach 25% conversion efficiency. Its dual-module design splits power zones, allowing one side to keep generating if the other faces shade. Weighing 45.4 pounds, this 400W unit reduces wiring complexity by needing fewer panels. It suits rooftop, RV, or ground mounts where reflected light boosts output.
Pros
- 25% conversion efficiency with N-Type 16BB cells
- Bifacial design captures reflected light for up to 30% more output
- Dual-module power zones maintain output in partial shade
- Fewer panels mean fewer MC4 connections and cleaner wiring
Cons
- Heavier at 45.4 pounds than some competitors
- Single-panel configuration not listed in data
- No app control or monitoring mentioned
Good fit if
- You have a reflective surface like snow or light gravel to boost bifacial gain
- You want fewer panels to simplify roof wiring
- You need independent power zones for shaded areas
Skip if
- You need a single lightweight panel for easy carrying
- You require smart monitoring via an app
- You only have one power station input
Verdict: Renogy 400W Bifacial Solar Panel fits users who want higher efficiency and simpler wiring for fixed or semi-permanent mounts. It is a strong option for rooftops or RVs with reflective surroundings.
Specifications side by side
| Spec | E-POWO 400W Bifacial Solar Panel | Anker SOLIX PS400 400W Bifacial Foldable Solar Panel | Renogy 400W Bifacial N-Type Solar Panel | STAR 400W Bifacial N-Type Solar Panel | MHPOWOS 400W Bifacial Solar Panel | AeternaSol 400W Bifacial Solar Panel | Renogy Bifacial 400W Solar Panel |
|---|---|---|---|---|---|---|---|
| Rated Power | 400W | 400W | 800W (2x 400W) | 400 W | 400W | 400 W | 800W |
| Conversion Efficiency | 25.5% | 25%+ | Up to 25% | 25% | 25% | 25% | 25% |
| Panel Type | Bifacial, foldable | Bifacial, foldable | Bifacial | Bifacial | Bifacial, Foldable | Bifacial | Bifacial |
| Cell Type | N-Type monocrystalline | N-type | N-Type | N-Type Monocrystalline | N-Type monocrystalline silicon | N-Type | N-Type monocrystalline |
| System Voltage | 33.6V | not stated | not stated | 12V/24V | not stated | 18V | not stated |
| Busbar Count | 16BB | not stated | 16BB | SMBB | 16BB | 18BB | 16BB |
| IP Rating | IP68 | IP68 | not stated | not stated | IP68 | IP68 | not stated |
| Weight | 24.2 lbs | 21.9 pounds | 45.4 pounds | 46.2 pounds | 24.3 pounds | 10.6 pounds | 45.4 pounds |
| Wattage | 400W | 400W | 400W | 400W | 400W | 400W | 400W |
| Application | Camping | Camping, Home, RV | Home, Off-Grid, Marine | Home, Off-Grid | Camping, Home, RV, Off-Grid | Home, RV, Off-Grid, Marine | Home, Off-Grid, Marine |
| Features | Kickstand | not stated | Solar Charging | not stated | not stated | Solar Charging | not stated |
| Voltage | not stated | not stated | not stated | 12V, 24V | not stated | 18V | not stated |
| Water Resistance | Waterproof | not stated | not stated | not stated | Waterproof | not stated | not stated |
| Dimensions | 26.7 × 2.7 × 34.6 inches | 90.2 × 38.7 × 0.67 inches | 44.7 × 1.4 × 67.8 inches | 53.7 × 30.3 × 1.2 inches | 34.6 × 26.7 × 2.7 inches | 39.8 × 18.1 × 1.18 inches | 44.7 × 1.4 × 67.8 inches |
| Color | Black | Black | Black | Black | Black | Transparent | Black |
| Model | EP-SP | AS340 | 2pcs 400W Solar Panels | SR-SP-200W-N-2 | CA-MH-SP-011 | F1010T | 2pcs 400W Solar Panels |
| Size | not stated | not stated | not stated | 200W | 400W | not stated | not stated |
Frequently asked questions
Which 400W bifacial solar panel is lightest for camping?
The Anker SOLIX PS400 is the lightest option at 21.9 pounds. It offers 400W output and features a foldable, bifacial design. This makes it ideal for mobile power needs where low weight is critical. Its dimensions unfold to 90.2 inches long, so consider space constraints before packing it for backpacking trips.
Are there budget-friendly 400W bifacial alternatives available?
The STAR 400W Bifacial N-Type Solar Panel is ranked as the best budget choice. It delivers strong output for stationary setups where weight is less important. It supports 12V and 24V systems. While it weighs 46.2 pounds, it prioritizes efficiency and bifacial gain over easy transport for fixed installations.
Which panel works best for off-grid RV use?
The AeternaSol 400W Bifacial Solar Panel is rated best for off-grid applications. It is modular, consisting of four 100W panels. Each unit weighs only 10.6 pounds, making it manageable for RVs. It uses N-Type cells and is designed for high-efficiency charging in variable weather conditions away from grid power.
How does the Renogy 400W compare to E-POWO?
The Renogy 400W Bifacial N-Type Solar Panel shares the same 400W output and bifacial design as the E-POWO unit. Both weigh 45.4 pounds and measure 67.8 inches by 44.7 inches. The Renogy model suits users with limited space who want better shade performance and higher efficiency for reflective surface installations.
Is there a durable option for reflective terrain camping?
The E-POWO 400W Bifacial Solar Panel is a high-efficiency choice for campers on reflective terrain. It offers versatile connectivity for 33.6V power stations. It weighs 24 pounds and measures 34.6 inches by 26.7 inches. This panel suits users who need durable, weather-resistant gear for outdoor adventures.
Which 400W panel offers the best cell technology?
The MHPOWOS 400W Bifacial Solar Panel uses N-Type cells for strong efficiency. It weighs 24.3 pounds and measures 34.6 inches by 26.7 inches. It is designed for off-grid camping and RV power. This model fits users who value bifacial energy gains and waterproof protection over minimal weight.
What are the dimensions of the Anker SOLIX PS400?
The Anker SOLIX PS400 measures 90.2 inches in length, 38.7 inches in width, and 0.67 inches in height when unfolded. It weighs 21.9 pounds. The folded profile is compact, but the full span is large. This size is suitable for vehicles or tents where floor space is available.
Can I use these panels for marine applications?
The AeternaSol 400W Bifacial Solar Panel is explicitly listed for marine applications. It is designed for home, RV, and off-grid use as well. Its modular design allows for flexible mounting on boats. The N-Type cells provide high efficiency, which is beneficial for solar charging in open water environments.