Skip to content
sudopicks
esc

APC Back-UPS BE850G2-UK vs Eaton 5S 1000i

Researched, not hands-on tested.How we review ›

all judged against UPS units at a similar price

The Eaton 5S 1000i scores 7.0/10 overall, ahead of the APC Back-UPS BE850G2-UK at 5.4/10.

The Eaton 5S 1000i leads on topology and waveform, NAS and server integration and runtime and battery.

They score the same on capacity and UK outlets and build.

The biggest difference is NAS and server integration, where the Eaton 5S 1000i scores 8/10 to the APC Back-UPS BE850G2-UK's 4/10.

APC Back-UPS BE850G2-UK

APC Back-UPS BE850G2-UK

5.4/10verdict: good, not the best

The APC Back-UPS BE850G2-UK suits a home office or small desk setup that needs battery backup for a PC, router and switch. It offers six battery-backed UK sockets and a published runtime table. Buyers who need confirmed NAS shutdown support or a pure sine output should check those points first.

Typically about £120 in the UK when we researched itCheck price at Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Eaton 5S 1000i

7.0/10verdict: buy

The Eaton 5S 1000i is a line-interactive UPS with four battery-backed outlets and four surge-only outlets. It suits buyers who want automatic shutdown over USB and batteries they can replace themselves. It doesn't suit anyone who needs network management cards or SNMP.

Typically about £309 in the UK when we researched itSearch Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Scores, criterion by criterion

CriterionWeightAPC Back-UPS BE850G2-UKEaton 5S 1000i
Topology and waveform25%4/106/10
NAS and server integration25%4/108/10
Capacity20%7/107/10
Runtime and battery15%6/107/10
UK outlets and build15%7/107/10
Overall5.4/107.0/10

Specifications

SpecAPC Back-UPS BE850G2-UKEaton 5S 1000i
Capacity (VA / W)850 VA / 520 W1000 VA / 600 W
TopologyStandbyLine-interactive
Output waveformStepped approximation to a sinewavenot listed
Outlets8 total: 6 battery-backed with surge protection and 2 surge-only, all BS 1363A UK sockets8 IEC C13 outlets: 4 battery-backed with surge protection, 4 surge-only; C14 input
Runtime at half load72 min at 50 W, 34.1 min at 100 W, 14.3 min at 200 W, 7.7 min at 300 W, 4.5 min at 400 W, 2.6 min at 500 W; no figure published at half load (260 W)14 min at 50% load; 2 min at full load
USB / network managementTwo USB charging ports (Type A 2.4 A and Type C); ships with PowerChute automatic shutdown software; RJ-45 port is dataline surge protection only; USB HID compatibility with NAS systems not verifiedOne USB port (HID compliant), cable supplied; no network card, no SNMP
BatteryOne sealed lead-acid battery, user-replaceable (RBC17 sold separately); expected life 2 to 5 years; typical recharge 16 hoursTwo 12 V / 7 Ah sealed lead-acid, user replaceable

Strengths and weaknesses

APC Back-UPS BE850G2-UK

  • + Six battery-backed BS 1363A sockets plus two surge-only
  • + Runtime table published from 50 W to 500 W
  • + User-replaceable battery, with RBC17 sold separately
  • − Standby topology with stepped sinewave output
  • − Warranty length conflicts between manufacturer and retailers

Skip it if:

  • Homelabbers who need confirmed automatic shutdown with Synology, QNAP, TrueNAS or NUT.
  • Anyone powering heaters, laser printers or other high-wattage loads.
  • Buyers who want a pure sinewave output from their UPS.
Read the full APC Back-UPS BE850G2-UK review ›

Eaton 5S 1000i

  • + 1000 VA / 600 W rating with four battery-backed outlets
  • + HID-compliant USB port with cable supplied
  • + User-replaceable batteries, 2-year warranty including batteries
  • − No network card and no SNMP

Skip it if:

  • Buyers who need a network card or SNMP monitoring for several servers
  • Anyone who needs the output waveform confirmed before connecting sensitive equipment
  • People placing a UPS in a bedroom or quiet room who are sensitive to fan noise
Read the full Eaton 5S 1000i review ›

More comparisons

Compare all UPS units · Best UPS units