Growatt SPH 4000TL BL-UP vs SMA Sunny Boy Smart Energy 4.0
AC power: Growatt SPH 4000TL BL-UP 4 kW, SMA Sunny Boy Smart Energy 4.0 4 kW. The SMA Sunny Boy Smart Energy 4.0 is better on 5 of 12 comparable points.
Who wins where
- Growatt SPH 4000TL BL-UP
- SMA Sunny Boy Smart Energy 4.0
Biggest differences
| Fact | SPH 4000TL BL-UP | Sunny Boy Smart Energy 4.0 |
|---|---|---|
| MPPT voltage min. | 120 V | 60 V |
| Weight | 27 kg | 17.5 kg |
| MPP trackers | 2 | 3 |
| MPPT voltage max. | 550 V | 480 V |
| Max. input current per MPPT | 13.5 A | 15 A |
| Max. PV array power | 8.5 kWp | 8 kWp |
Score per area = position (0–100) relative to all 238 models in this category; higher is better.
| Technical specifications | GrowattSPH 4000TL BL-UP | SMASunny Boy Smart Energy 4.0 |
|---|---|---|
| Performance | ||
| AC power | 4 kW 1 | 4 kW 2 |
| Max. PV array power | 8.5 kWp ✓ 1 | 8 kWp 2 |
| MPP trackers | 2 1 | 3 ✓ 2 |
| Efficiency | ||
| Max. efficiency | 97.3 % 1 | 97.8 % ✓ 2 |
| European efficiency | 97.1 % ✓ 1 | 96.8 % 2 |
| Noise | ||
| Noise | – | 35 dB(A) 2 |
| Electrical | ||
| MPPT voltage min. | 120 V 1 | 60 V ✓ 2 |
| MPPT voltage max. | 550 V ✓ 1 | 480 V 2 |
| Max. input current per MPPT | 13.5 A 1 | 15 A ✓ 2 |
| Phases | – | 1 2 |
| Connectivity & smart | ||
| Hybrid (battery-ready) | Yes 1 | Yes 2 |
| Backup power | Yes 1 | Yes 2 |
| Wi-Fi / monitoring | – | Yes 2 |
| Dimensions & weight | ||
| IP rating | IP65 1 | IP65 2 |
| Width | 565 mm 1 | 500 mm 2 |
| Height | 456 mm 1 | 586 mm 2 |
| Depth | 188 mm 1 | 236 mm 2 |
| Weight | 27 kg 1 | 17.5 kg ✓ 2 |
| Warranty & lifespan | ||
| Warranty | 5 years 1 | 5 years 2 |
Sources
- SPH 3000-6000TL BL-UP, 1 — SHENZHEN GROWATT NEW ENERGY CO., LTD · accessed 1 Oct 2026
- Sunny Boy Smart Energy 3.6 / 4.0 / 5.0 / 6.0 – datasheet, SBSE36-60-DS-en-18 (status 04/2026) — SMA Solar Technology AG · accessed 27 Sept 2026