CyberPower ST625U
A small standby UPS that suits one desktop PC without a gaming graphics card, or a home network closet.
Amazon $79.95$79.95
The CyberPower ST625U is the better UPS battery backup overall, rated 2.8 to 2.5. The CyberPower ST625U leads on value and warranty. The Goldenmate 600VA Lithium UPS wins on features. The CyberPower ST625U costs $80.04 less ($79.95 vs $159.99).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Goldenmate 600VA Lithium UPS
A compact lithium standby UPS for a router, NAS and desk electronics.
Amazon $159.99$159.99
Which should you buy?
- Choose the CyberPower ST625U for value ($22.21 per 100 W ($79.95, 360 W) vs $44.44 per 100 W ($159.99, 360 W)) and warranty (3-year warranty, $100,000 equipment guarantee vs 2-year warranty, no equipment guarantee published).
- Choose the Goldenmate 600VA Lithium UPS for features (USB charging, software or network management, lithium battery vs USB charging, software or network management).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every desktop (under 1,000 VA) UPS battery backup; a clear win is highlighted. How we rank explains each one.
| Factor weight | CyberPower ST625U | Goldenmate 600VA Lithium UPS |
|---|---|---|
| Overall rating | 2.8/5 | 2.5/5 |
| Value 25% | 81 $22.21 per 100 W ($79.95, 360 W) | 48 $44.44 per 100 W ($159.99, 360 W) |
| Output 15% | 7 360 W rated output | 7 360 W rated output |
| Topology and waveform 20% | 0 standby, simulated sine wave | 0 standby, simulated sine wave |
| Runtime 10% | 50 runtime at 100 W not published (neutral score used) | 50 runtime at 100 W not published (neutral score used) |
| Features 15% | 35 USB charging, software or network management | 55 USB charging, software or network management, lithium battery |
| Warranty 15% | 44 3-year warranty, $100,000 equipment guarantee | 18 2-year warranty, no equipment guarantee published |
Specifications
| CyberPower ST625U | Goldenmate 600VA Lithium UPS | |
|---|---|---|
| Power | ||
| Rated apparent power | 625 VA | 600 VA |
| Rated real power | 360 W | 360 W |
| Topology | Standby | Standby |
| Battery waveform | Simulated sine | Simulated sine |
| Automatic voltage regulation | No | - |
| Battery and runtime | ||
| Battery type | - | Lithium |
| Battery energy | - | 76.8 Wh |
| Outlets and features | ||
| Outlets | 8 (4 on battery) | 6 (all on battery) |
| Format | Desktop | Desktop |
| Display | LED indicators | - |
| USB charging ports | Yes | Yes |
| Data port, software or network option | Yes | Yes |
| Warranty | ||
| Warranty | 3 years | 2 years |
| Connected-equipment guarantee | $100,000 | - |