FoxESS H3-Pro-29.9 vs SMA Sunny Tripower X 25
AC power: FoxESS H3-Pro-29.9 29.9 kW, SMA Sunny Tripower X 25 25 kW. The SMA Sunny Tripower X 25 is better on 4 of 9 comparable points.
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Both models in detail
Who wins where
- FoxESS H3-Pro-29.9
- SMA Sunny Tripower X 25
Biggest differences
| Fact | H3-Pro-29.9 | Sunny Tripower X 25 |
|---|---|---|
| MPPT voltage min. | 150 V | 430 V |
| Weight | 52.5 kg | 35 kg |
| AC power | 29.9 kW | 25 kW |
| MPPT voltage max. | 850 V | 1,000 V |
| Noise | 55 dB(A) | 59 dB(A) |
Score per area = position (0–100) relative to all 263 models in this category; higher is better.
| Technical specifications | FoxESSH3-Pro-29.9 | SMASunny Tripower X 25 |
|---|---|---|
| Performance | ||
| AC power | 29.9 kW✓1 | 25 kW2 |
| MPP trackers | 33 | 32 |
| Efficiency | ||
| Max. efficiency | 97.1 %3 | 98.2 %✓2 |
| European efficiency | 96.6 %3 | 98 %✓2 |
| Noise | ||
| Noise | 55 dB(A)✓3 | 59 dB(A)2 |
| Electrical | ||
| MPPT voltage min. | 150 V✓3 | 430 V2 |
| MPPT voltage max. | 850 V3 | 1,000 V✓2 |
| Max. input current per MPPT | – | 24 A2 |
| Phases | – | 32 |
| Connectivity & smart | ||
| Hybrid (battery-ready) | Yes3 | – |
| Backup power | Yes3 | – |
| Wi-Fi / monitoring | Yes3 | Yes2 |
| Dimensions & weight | ||
| IP rating | IP653 | IP652 |
| Width | 600 mm3 | 728 mm2 |
| Height | 560 mm3 | 762 mm2 |
| Depth | 225 mm3 | 266 mm2 |
| Weight | 52.5 kg3 | 35 kg✓2 |
| Warranty & lifespan | ||
| Warranty | – | 5 years2 |
Frequently asked questions
Which is better: the FoxESS H3-Pro-29.9 or the SMA Sunny Tripower X 25?
AC power: FoxESS H3-Pro-29.9 29.9 kW, SMA Sunny Tripower X 25 25 kW. The SMA Sunny Tripower X 25 is better on 4 of 9 comparable points.
What is the AC power of the FoxESS H3-Pro-29.9 and the SMA Sunny Tripower X 25?
FoxESS H3-Pro-29.9: 29.9 kW. SMA Sunny Tripower X 25: 25 kW.
Which is better on MPPT voltage min.: the FoxESS H3-Pro-29.9 or the SMA Sunny Tripower X 25?
FoxESS H3-Pro-29.9: 150 V. SMA Sunny Tripower X 25: 430 V.
Which is better on weight: the FoxESS H3-Pro-29.9 or the SMA Sunny Tripower X 25?
SMA Sunny Tripower X 25: 35 kg. FoxESS H3-Pro-29.9: 52.5 kg.
Related comparisons
How we collect and check this data →
Sources
- CEC approved inverters (Australia) — Clean Energy Regulator (Australian Government), CC BY 4.0 · accessed Sep 29, 2026
- Sunny Tripower X 12 / 15 / 20 / 25, 02/2025 — SMA Solar Technology AG · accessed Oct 17, 2026
- H3 PRO THREE-PHASE HYBRID INVERTER, 2.6 — Fox ESS · accessed Sep 29, 2026