Canadian Solar HiKu6 455W vs Hyundai HiE-S485VG
The Hyundai HiE-S485VG wins this comparison by a decisive margin. It leads in efficiency (22% vs 21.4%) and matches or exceeds on warranty (25 vs 12 years). For most residential installations, the Hyundai HiE-S485VG is the stronger choice.
Key Differences
- • Canadian Solar HiKu6 455W is rated at 455W while Hyundai HiE-S485VG is rated at 485W, a 30W difference.
- • Hyundai HiE-S485VG achieves 22% efficiency vs 21.4% for the other, a 0.6 percentage point gap.
- • Hyundai HiE-S485VG comes with a 25-year product warranty vs 12 years for the other.
- • Hyundai HiE-S485VG has a superior temperature coefficient of -0.3%/°C vs -0.34%/°C, retaining more power in hot climates.
- • Canadian Solar HiKu6 455W uses PERC Mono cells while Hyundai HiE-S485VG uses TOPCon N-type cells, representing different technology generations.
Specifications Breakdown
Module Efficiency
The Hyundai HiE-S485VG achieves 22% module efficiency compared to Canadian Solar HiKu6 455W's 21.4%, meaning Hyundai HiE-S485VG converts 0.6 percentage points more sunlight into electricity per square meter. In practical terms, the Canadian Solar HiKu6 455W produces 227.7 watts per square meter of panel area while the Hyundai HiE-S485VG produces 222.9 W/m². For rooftop installations where space is limited, this efficiency gap determines how many kilowatts you can fit on your available roof area. Over a 25-year system life, even a small efficiency advantage compounds into meaningful additional energy production.
Power Output
The Hyundai HiE-S485VG delivers 485W per panel versus 455W for the Canadian Solar HiKu6 455W, a 30W difference per module. To build an 8 kW residential system, you would need 18 Canadian Solar HiKu6 455W 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 Hyundai HiE-S485VG has a temperature coefficient of -0.3%/°C versus -0.34%/°C for the Canadian Solar HiKu6 455W. On a hot summer day when cell temperature reaches 65°C (40°C above the 25°C STC baseline), the Hyundai HiE-S485VG retains 94.0% of its rated power while the other retains 93.2%. 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 Canadian Solar HiKu6 455W is backed by a 12-year product warranty and 25-year performance guarantee, while the Hyundai HiE-S485VG offers 25-year product and 25-year performance coverage. The Hyundai HiE-S485VG provides 13 additional years of defect protection, covering manufacturing issues, material failures, and premature performance loss. Based on their published degradation rates (1.5% first year then 0.5%/year for Canadian Solar HiKu6 455W; 1% first year then 0.4%/year for Hyundai HiE-S485VG), after 25 years the Canadian Solar HiKu6 455W should retain approximately 86.5% of original output versus 89.4% for the Hyundai HiE-S485VG. This 2.9 percentage point gap in end-of-life output meaningfully impacts lifetime energy economics.
Physical Dimensions & Weight
The Canadian Solar HiKu6 455W measures 1762×1134×30mm and weighs 23 kg, while the Hyundai HiE-S485VG measures 2094×1039×35mm at 24.5 kg. 2.00 m² of panel area for the Canadian Solar HiKu6 455W 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 Canadian Solar HiKu6 455W may be easier to fit on irregularly shaped or space-limited rooftops.
Specification Comparison
| Specification | Canadian Solar HiKu6 455W | Hyundai HiE-S485VG |
|---|---|---|
| Power | 455W | 485W |
| Efficiency | 21.4% | 22% |
| Power Density | 21.2 W/sq ft | 20.7 W/sq ft |
| Cell Type | PERC Mono | TOPCon N-type |
| Bifacial | No | No |
| Weight | 23 kg | 24.5 kg |
| Temp Coefficient | -0.34%/°C | -0.3%/°C |
| Snow Load | 5400 Pa | 5400 Pa |
| Wind Load | 2400 Pa | 2400 Pa |
| Product Warranty | 12 years | 25 years |
| Performance Warranty | 25 years | 25 years |
| Degradation (Year 1) | 1.5% | 1% |
| Annual Degradation | 0.5% | 0.4% |
| Country | China | South Korea |
5-Dimension Head-to-Head Analysis
1. Efficiency & Power Density
Winner: Hyundai HiE-S485VGThe Hyundai HiE-S485VG achieves 22% efficiency versus 21.4% — a 0.6 percentage point advantage. On a typical 30-panel residential roof, this translates to approximately 0.9 kW more total system capacity, or 5 kWh more annual production in an average US location.
2. Hot Climate Performance
Winner: Hyundai HiE-S485VGThe Hyundai HiE-S485VG has a better temperature coefficient of -0.3%/°C versus -0.34%/°C. On a 45°C summer day (20°C above STC), the winner retains 94.0% of rated power versus 93.2%. 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 12 years. Hyundai HiE-S485VG degrades more slowly at 0.4% per year versus 0.5%. After 25 years, expect 86.5% vs 89.4% of original output for Canadian Solar HiKu6 455W and Hyundai HiE-S485VG respectively.
4. Power Output
Winner: Hyundai HiE-S485VGThe Hyundai HiE-S485VG delivers 485W versus 455W per panel — 30W 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: Hyundai HiE-S485VGThe Canadian Solar HiKu6 455W uses PERC Mono: PERC (Passivated Emitter Rear Cell) is the current mainstream technology, offering good efficiency at the lowest manufacturing cost. The Hyundai HiE-S485VG uses TOPCon N-type: TOPCon (Tunnel Oxide Passivated Contact) adds a thin tunnel oxide layer to reduce recombination losses, achieving higher efficiency than PERC while being manufacturable on existing production lines. TOPCon N-type represents a newer generation technology with a longer performance runway as manufacturing matures.
Canadian Solar HiKu6 455W
The HiKu6 delivers 455W in a mid-size form factor using proven PERC technology, suitable for residential and small commercial projects.
Pros
- + Balanced size and output
- + Proven PERC reliability
- + Good value
- + Widely available
Cons
- - PERC technology limitations
- - Higher degradation
- - Standard warranty
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 Canadian Solar HiKu6 455W If...
- ✓ Mid-size residential and commercial installations valuing reliability.
Choose Hyundai HiE-S485VG If...
- ✓ Your roof space is limited and you need maximum power per panel
- ✓ 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 live in a hot climate (Arizona, Texas, Florida) where heat performance matters
- ✓ You want maximum output retention over the system's 25-30 year lifespan
Our Recommendation
The Hyundai HiE-S485VG is the decisive winner in this solar panel comparison, outperforming the Canadian Solar HiKu6 455W in 5 of 5 dimensions. Unless you have a specific requirement that the Canadian Solar HiKu6 455W uniquely addresses, the Hyundai HiE-S485VG is the stronger choice for virtually every installation scenario.
Frequently Asked Questions
Which is better, Canadian Solar HiKu6 455W or Hyundai HiE-S485VG?
The Hyundai HiE-S485VG wins this comparison by a decisive margin. It leads in efficiency (22% vs 21.4%) and matches or exceeds on warranty (25 vs 12 years). For most residential installations, the Hyundai HiE-S485VG is the stronger choice.
Which panel is more efficient, Canadian Solar HiKu6 455W or Hyundai HiE-S485VG?
The Hyundai HiE-S485VG at 22% module efficiency. Higher efficiency means more watts per square foot of roof space, which is critical for space-constrained installations. The difference of 0.6 percentage points translates to approximately 30W per panel under standard test conditions.
Which has a better warranty, Canadian Solar HiKu6 455W or Hyundai HiE-S485VG?
The Canadian Solar HiKu6 455W comes with a 12-year product warranty and 25-year performance guarantee. The Hyundai HiE-S485VG offers 25-year product and 25-year performance warranties. Hyundai HiE-S485VG provides 13 additional years of product coverage.
Which panel performs better in hot weather?
The Canadian Solar HiKu6 455W has a temperature coefficient of -0.34%/°C and the Hyundai HiE-S485VG is -0.3%/°C. Hyundai HiE-S485VG retains more power in heat — important in states like Arizona, Texas, and Florida. A lower (less negative) temperature coefficient is better.
How many Canadian Solar HiKu6 455W vs Hyundai HiE-S485VG panels do I need for an 8 kW system?
For an 8 kW system: you need 18 Canadian Solar HiKu6 455W panels (455W 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