--- title: "AUSTA ENERGY ODA700-33V-MHD vs AUSTA ENERGY ODA730-33V-MHD - Solar Panel Comparison | ComparePV" description: "Compare AUSTA ENERGY ODA700-33V-MHD vs AUSTA ENERGY ODA730-33V-MHD side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/austa-energy-oda700-33v-mhd/austa-energy-oda730-33v-mhd" updated: 2026-09-11 --- # AUSTA ENERGY ODA700-33V-MHD vs AUSTA ENERGY ODA730-33V-MHD ODA730-33V-MHD leads on the differences that matter The largest is module efficiency: 0.97 pp more efficient. 14 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [AUSTA ENERGY ODA700-33V-MHD](https://comparepv.com/panel/austa-energy-oda700-33v-mhd) | [AUSTA ENERGY ODA730-33V-MHD](https://comparepv.com/panel/austa-energy-oda730-33v-mhd) | | Manufacturer | AUSTA ENERGY | AUSTA ENERGY | | Power | 700 Wp | 730 Wp | | Efficiency | 22.53 % | 23.50 % | | Technology | TOPCon | HJT | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | ODA700-33V-MHD | ODA730-33V-MHD | Difference | | --- | --- | --- | --- | | Module efficiency | 22.53 % | 23.50 % | +0.97 pp for ODA730-33V-MHD | | Power density | 225.3 Wp/m² | 235.0 Wp/m² | +9.7 Wp/m² for ODA730-33V-MHD | | Rated power | 700 Wp | 730 Wp | +30 W for ODA730-33V-MHD | | Cell technology | TOPCon | HJT | TOPCon vs HJT | | Weight per kWp | 55.0 kg/kWp | 52.7 kg/kWp | -2.3 kg/kWp for ODA730-33V-MHD | ## Every compared parameter | Parameter | ODA700-33V-MHD | ODA730-33V-MHD | | --- | --- | --- | | Rated power | 700 Wp | 730 Wp | | Module efficiency | 22.53 % | 23.50 % | | Power density | 225.3 Wp/m² | 235.0 Wp/m² | | Open-circuit voltage | 49.17 V | 49.54 V | | Voltage at max power | 43.21 V | 44.05 V | | Short-circuit current | 17.31 A | 17.79 A | | Current at max power | 16.23 A | 16.62 A | | Temperature coefficient | -0.223 %/°C | -0.223 %/°C | | Dimensions | 2384x1303x35 mm | 2384x1303x35 mm | | Module area | 3.106 m² | 3.106 m² | | Weight | 38.5 kg | 38.5 kg | | Weight per kWp | 55.0 kg/kWp | 52.7 kg/kWp | | Product warranty | 15 yrs | 15 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.33 %/yr | 0.33 %/yr | | Cell technology | TOPCon | HJT | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 132 | 132 | | Bifacial | Yes | Yes | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.223 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other. - **Cumulative output, ODA700-33V-MHD:** 23,627 kWh - **Cumulative output, ODA730-33V-MHD:** 24,640 kWh - **Gap:** 1,013 kWh ## Output when hot | Condition | Cell temperature | ODA700-33V-MHD | ODA730-33V-MHD | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 700 W | 730 W | 100.0% of rated power | | Cool, bright day | 40 °C | 677 W | 706 W | 96.7% of rated power | | Typical summer roof | 55 °C | 653 W | 681 W | 93.3% of rated power | | Hot roof | 70 °C | 630 W | 657 W | 90.0% of rated power | ## Against the whole database | Measure | ODA700-33V-MHD | ODA730-33V-MHD | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #3,982 | #716 | 14,005 | ODA730-33V-MHD leads by 3,266 places | | Power density | #3,989 | #800 | 14,005 | ODA730-33V-MHD leads by 3,189 places | | Heat behaviour | #1 | #1 | 14,005 | Tied - the same position in the database | | Weight | #9,361 | #6,396 | 14,005 | ODA730-33V-MHD leads by 2,965 places | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #928 | #208 | 14,005 | ODA730-33V-MHD leads by 720 places | ## Questions ### Which panel is better: AUSTA ENERGY ODA700-33V-MHD or AUSTA ENERGY ODA730-33V-MHD? According to our database: **AUSTA ENERGY ODA730-33V-MHD** has higher module efficiency (**23.50%** vs **22.53%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of AUSTA ENERGY ODA700-33V-MHD and AUSTA ENERGY ODA730-33V-MHD? **AUSTA ENERGY ODA700-33V-MHD** has a module efficiency of **22.53%**, while **AUSTA ENERGY ODA730-33V-MHD** is **23.50%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does AUSTA ENERGY ODA700-33V-MHD use vs AUSTA ENERGY ODA730-33V-MHD? **AUSTA ENERGY ODA700-33V-MHD** uses **TOPCon** cells; **AUSTA ENERGY ODA730-33V-MHD** uses **HJT**. Modern **n-type** technologies (**TOPCon**, **HJT**, BC) typically deliver higher efficiency and lower degradation compared to older **PERC** (p-type) cells. ### What is the warranty on AUSTA ENERGY ODA700-33V-MHD and AUSTA ENERGY ODA730-33V-MHD? **AUSTA ENERGY ODA700-33V-MHD** has a **30 years** power warranty; **AUSTA ENERGY ODA730-33V-MHD** has a **30 years** power warranty. The power warranty guarantees a minimum percentage of rated output at the end of the warranty period (typically 80**-87%**). Product (materials) warranties are usually shorter. ### Are AUSTA ENERGY ODA700-33V-MHD and AUSTA ENERGY ODA730-33V-MHD bifacial panels? Both **AUSTA ENERGY ODA700-33V-MHD** and **AUSTA ENERGY ODA730-33V-MHD** are bifacial - they capture reflected light from the ground, which can add 5**-15%** more annual energy on ground-mount or elevated rooftop installations with a light surface beneath. ## Related comparisons - [AUSTA ENERGY ODA700-33V-MHD vs AUSTA ENERGY ODA725-33V-MHD](https://comparepv.com/compare/austa-energy-oda700-33v-mhd/austa-energy-oda725-33v-mhd) - 4 differences, the largest is module efficiency - [AUSTA ENERGY ODA700-33V-MHD vs AUSTA ENERGY ODA720-33V-MHD](https://comparepv.com/compare/austa-energy-oda700-33v-mhd/austa-energy-oda720-33v-mhd) - 4 differences, the largest is module efficiency - [AUSTA ENERGY ODA700-33V-MHD vs AUSTA ENERGY ODA715-33V-MHD](https://comparepv.com/compare/austa-energy-oda700-33v-mhd/austa-energy-oda715-33v-mhd) - 3 differences, the largest is module efficiency - [AUSTA ENERGY ODA700-33V-MHD vs AUSTA ENERGY ODA710-33V-MHD](https://comparepv.com/compare/austa-energy-oda700-33v-mhd/austa-energy-oda710-33v-mhd) - 3 differences, the largest is module efficiency - [AUSTA ENERGY ODA700-33V-MHD vs AUSTA ENERGY ODA705-33V-MHD](https://comparepv.com/compare/austa-energy-oda700-33v-mhd/austa-energy-oda705-33v-mhd) - The same specification on paper - [AUSTA ENERGY ODA700-33V-MHD vs AUSTA ENERGY ODA695-33V-MHD](https://comparepv.com/compare/austa-energy-oda700-33v-mhd/austa-energy-oda695-33v-mhd) - One difference: cell technology --- Source: https://comparepv.com/compare/austa-energy-oda700-33v-mhd/austa-energy-oda730-33v-mhd Not in this file, on the page: the thirty-year yield curve year by year at a cell temperature you pick and a written summary generated on request.