700–1500 VA · 120VAC · Line-Interactive Tower UPS Comparison
S71-700 vs APC Back-UPS Pro BR700G
The S71-700 and APC Back-UPS Pro BR700G are 700 VA line-interactive UPS systems with AVR for desktop and network protection. The S71-700 differentiates with faster transfer, more battery-backed outlets, faster recharge, a lighter chassis, a rated surge level, and TAA compliance.
Xtreme Power
S71-700
vs
APC
Back-UPS Pro BR700G
Where the S71-700 leads
What the S71-700 brings
- Faster typical transfer time (4 ms vs 8 ms)
- More battery-backed outlets (4 all-battery vs 3 of 6)
- Faster recharge (4–6 h vs 8 h)
- Lighter and lower-profile chassis
- Rated 465 J surge protection
- TAA-compliant for government procurement
Side-by-side
Side-by-side specifications
| Specification | Xtreme Power S71-700 | APC Back-UPS Pro BR700G | Advantage |
|---|---|---|---|
| Capacity | 700 VA / 420 W | 700 VA / 420 W | Equal capacity |
| Topology | Line-interactive with AVR | Line-interactive with AVR | Equivalent |
| Output waveform (battery) | Simulated sine | Simulated sine | Equivalent |
| Transfer time (typical) | 4 ms | 8 ms (12 ms max) | S71 – faster transfer |
| Receptacles | (4) all battery-backed | (6) total: 3 battery + 3 surge | S71 – more battery-backed (4 vs 3) |
| Recharge | 4–6 h to 90% | 8 h typical | S71 – faster recharge |
| Dimensions (W×D×H) | 3.9 × 11.8 × 5.6 in | 3.6 × 12.2 × 7.5 in | S71 – lower height |
| Weight | 11.2 lb | 15.76 lb | S71 – lighter |
| Surge protection | 465 J | Not specified | S71 – rated surge level |
| TAA compliance | Yes | No | S71 – government procurement |
| Warranty | 3 years | 3 years | Equal |
Specifications from Xtreme Power’s S71-700 vs APC BR700G comparison; confirm against current vendor documentation.
Where each fits
Choosing between them
Both are 700 VA line-interactive units. The S71-700 leads on transfer speed, battery-backed outlet count, recharge, weight, and TAA; the APC offers more total outlets including surge-only ports.
Choose the S71-700 if you need
- Faster transfer and recharge
- All outlets battery-backed
- TAA compliance for procurement
- A lighter, lower-profile unit
The Back-UPS Pro BR700G may fit if you need
- More total outlets (6, including 3 surge-only)
- An existing APC Back-UPS Pro deployment standard
More resources
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