Boviet Solar Vega 460W vs Hyundai HiE-S485VG
The Hyundai HiE-S485VG wins this comparison by a decisive margin. It delivers more power (485W vs 460W). For most residential installations, the Hyundai HiE-S485VG is the stronger choice.
Key Differences
- • Boviet Solar Vega 460W is rated at 460W while Hyundai HiE-S485VG is rated at 485W, a 25W difference.
- • Both achieve identical 22% module efficiency.
- • Hyundai HiE-S485VG comes with a 25-year product warranty vs 15 years for the other.
- • Boviet Solar Vega 460W has a superior temperature coefficient of -0.29%/°C vs -0.3%/°C, retaining more power in hot climates.
Specifications Breakdown
Module Efficiency
Both the Boviet Solar Vega 460W and Hyundai HiE-S485VG share identical 22% module efficiency, producing comparable power per unit area. The Boviet Solar Vega 460W generates 230.2 W/m² while the Hyundai HiE-S485VG generates 222.9 W/m² based on their respective panel dimensions. With matched efficiency, neither panel holds a density advantage for space-constrained rooftop installations, so other factors like warranty coverage and temperature performance become the deciding metrics.
Power Output
The Hyundai HiE-S485VG delivers 485W per panel versus 460W for the Boviet Solar Vega 460W, a 25W difference per module. To build an 8 kW residential system, you would need 18 Boviet Solar Vega 460W panels or 17 Hyundai HiE-S485VG panels. Choosing the higher-wattage option saves 1 panel, reducing total racking hardware, wiring, and installation labor costs. Higher wattage per panel is particularly valuable for commercial-scale installations where panel count directly impacts balance-of-system costs.
Temperature Coefficient
The Boviet Solar Vega 460W has a temperature coefficient of -0.29%/°C versus -0.3%/°C for the Hyundai HiE-S485VG. On a hot summer day when cell temperature reaches 65°C (40°C above the 25°C STC baseline), the Boviet Solar Vega 460W retains 94.2% of its rated power while the other retains 94.0%. While the numerical gap is modest, it still accumulates over decades of summer production, especially in southern latitudes with prolonged peak heat hours.
Warranty Coverage
The Boviet Solar Vega 460W is backed by a 15-year product warranty and 30-year performance guarantee, while the Hyundai HiE-S485VG offers 25-year product and 25-year performance coverage. The Hyundai HiE-S485VG provides 10 additional years of defect protection, covering manufacturing issues, material failures, and premature performance loss. Based on their published degradation rates (1% first year then 0.4%/year for Boviet Solar Vega 460W; 1% first year then 0.4%/year for Hyundai HiE-S485VG), after 25 years the Boviet Solar Vega 460W should retain approximately 89.4% of original output versus 89.4% for the Hyundai HiE-S485VG. The end-of-life output levels are closely matched.
Physical Dimensions & Weight
The Boviet Solar Vega 460W measures 1762×1134×30mm and weighs 23.5 kg, while the Hyundai HiE-S485VG measures 2094×1039×35mm at 24.5 kg. 2.00 m² of panel area for the Boviet Solar Vega 460W versus 2.18 m² for the Hyundai HiE-S485VG. Their weights are closely matched, so neither panel imposes a significantly different structural load on the mounting system. The more compact Boviet Solar Vega 460W may be easier to fit on irregularly shaped or space-limited rooftops.
Specification Comparison
| Specification | Boviet Solar Vega 460W | Hyundai HiE-S485VG |
|---|---|---|
| Power | 460W | 485W |
| Efficiency | 22% | 22% |
| Power Density | 21.4 W/sq ft | 20.7 W/sq ft |
| Cell Type | TOPCon N-type | TOPCon N-type |
| Bifacial | No | No |
| Weight | 23.5 kg | 24.5 kg |
| Temp Coefficient | -0.29%/°C | -0.3%/°C |
| Snow Load | 5400 Pa | 5400 Pa |
| Wind Load | 2400 Pa | 2400 Pa |
| Product Warranty | 15 years | 25 years |
| Performance Warranty | 30 years | 25 years |
| Degradation (Year 1) | 1% | 1% |
| Annual Degradation | 0.4% | 0.4% |
| Country | China | South Korea |
5-Dimension Head-to-Head Analysis
1. Efficiency & Power Density
Winner: TieBoth panels achieve 22% module efficiency, producing identical power per square meter. Neither has an advantage in space-constrained installations.
2. Hot Climate Performance
Winner: Boviet Solar Vega 460WThe Boviet Solar Vega 460W has a better temperature coefficient of -0.29%/°C versus -0.3%/°C. On a 45°C summer day (20°C above STC), the winner retains 94.2% of rated power versus 94.0%. The difference is modest but accumulates over 25 years of summer production.
3. Durability & Warranty
Winner: Hyundai HiE-S485VGHyundai HiE-S485VG leads with a 25-year product warranty versus 15 years. After 25 years, expect 89.4% vs 89.4% of original output for Boviet Solar Vega 460W and Hyundai HiE-S485VG respectively.
4. Power Output
Winner: Hyundai HiE-S485VGThe Hyundai HiE-S485VG delivers 485W versus 460W per panel — 25W more. For an 8 kW system, you need 17 panels with the higher-wattage option versus 18 panels, saving 1 panels and the associated racking and labor costs.
5. Cell Technology
Winner: TieBoth panels use TOPCon N-type cell technology. No technology advantage for either product.
Boviet Solar Vega 460W
Boviet Solar Vega 460W delivers N-type TOPCon performance at a competitive price point for residential and commercial installations.
Pros
- + N-type TOPCon at competitive price
- + Good residential size
- + 30-year performance warranty
- + Growing US presence
Cons
- - Less established brand
- - Limited track record
- - Fewer installer options
Hyundai HiE-S485VG
The Hyundai HiE-S485VG is a 485W TOPCon N-type panel manufactured in South Korea by Hyundai Energy Solutions, a division of the Hyundai conglomerate. The N-type TOPCon cell technology delivers 22.0% module efficiency with a -0.30%/°C temperature coefficient — significantly better than PERC alternatives in hot climates. Hyundai's Korean manufacturing offers non-Chinese supply chain diversification for buyers concerned about tariffs or UFLPA compliance. The 25+25 year warranty is backed by the Hyundai corporate group's financial stability.
Pros
- + South Korean manufacturing — non-Chinese supply chain diversification
- + TOPCon N-type with 22.0% efficiency and -0.30%/°C temp coefficient
- + Backed by Hyundai conglomerate's financial strength for warranty assurance
- + 25-year product and performance warranties
- + Lower degradation than PERC — 1.0% first year, 0.4% annual
- + Competitively priced for a non-Chinese Tier-1 panel
Cons
- - Lower brand recognition in US solar market than LONGi or JinkoSolar
- - 132-cell format slightly larger than standard 108/120-cell residential panels
- - US dealer network smaller than mainstream brands
- - 485W is mid-range — competitors offer 500W+ in similar sizes
Choose Boviet Solar Vega 460W If...
- ✓ You live in a hot climate (Arizona, Texas, Florida) where heat performance matters
- ✓ You prefer newer cell technology with a longer performance improvement runway
- ✓ Value-seeking homeowners wanting N-type technology at a budget-friendly price.
Choose Hyundai HiE-S485VG If...
- ✓ You want fewer panels to reach your target system size, reducing racking and labor costs
- ✓ Long-term warranty protection is a top priority and you plan to stay in your home for 25+ years
- ✓ You prefer newer cell technology with a longer performance improvement runway
- ✓ Homeowners and commercial buyers seeking Tier-1 Korean-manufactured TOPCon panels with strong corporate warranty backing and non-Chinese supply chain.
Our Recommendation
The Hyundai HiE-S485VG is the decisive winner in this solar panel comparison, outperforming the Boviet Solar Vega 460W in 2 of 5 dimensions. Unless you have a specific requirement that the Boviet Solar Vega 460W uniquely addresses, the Hyundai HiE-S485VG is the stronger choice for virtually every installation scenario.
Frequently Asked Questions
Which is better, Boviet Solar Vega 460W or Hyundai HiE-S485VG?
The Hyundai HiE-S485VG wins this comparison by a decisive margin. It delivers more power (485W vs 460W). For most residential installations, the Hyundai HiE-S485VG is the stronger choice.
Which panel is more efficient, Boviet Solar Vega 460W or Hyundai HiE-S485VG?
The both panels share 22% module efficiency. Higher efficiency means more watts per square foot of roof space, which is critical for space-constrained installations. The difference of 0.0 percentage points translates to approximately 25W per panel under standard test conditions.
Which has a better warranty, Boviet Solar Vega 460W or Hyundai HiE-S485VG?
The Boviet Solar Vega 460W comes with a 15-year product warranty and 30-year performance guarantee. The Hyundai HiE-S485VG offers 25-year product and 25-year performance warranties. Hyundai HiE-S485VG provides 10 additional years of product coverage.
Which panel performs better in hot weather?
The Boviet Solar Vega 460W has a temperature coefficient of -0.29%/°C and the Hyundai HiE-S485VG is -0.3%/°C. Boviet Solar Vega 460W retains more power in heat — important in states like Arizona, Texas, and Florida. A lower (less negative) temperature coefficient is better.
How many Boviet Solar Vega 460W vs Hyundai HiE-S485VG panels do I need for an 8 kW system?
For an 8 kW system: you need 18 Boviet Solar Vega 460W panels (460W each) or 17 Hyundai HiE-S485VG panels (485W each). The Hyundai HiE-S485VG requires fewer panels, saving on racking hardware and installation labor.
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Last updated: February 2026