Skip to content
InnoReviews

OPPO A3x 4G vs Ulefone Armor 28 Ultra

OPPO A3x 4G
32.9Inno Score
VS
WINNER
Ulefone Armor 28 Ultra
61.6Inno Score
28.9Performance55.2
37.6Display53.7
20Camera46.8
53.4Battery94.7
20Features60
2 spec wins — OPPO A3x 4G10 spec wins — Ulefone Armor 28 Ultra

InnoReviews verdict

Ulefone Armor 28 Ultra wins this phone face-off, 61.6 to 32.9, pulling ahead mainly in battery (+41) and features (+40). OPPO A3x 4G still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the OPPO A3x 4G

  • 60% lower thickness: 7.7 mm vs 19.4 mm
  • 59% lower weight: 186 g vs 450 g

Reasons to pick the Ulefone Armor 28 Ultra

  • Stronger performance score: 55 vs 29
  • Stronger display score: 54 vs 38
  • Stronger camera score: 47 vs 20
  • Stronger battery score: 95 vs 53
  • Stronger features score: 60 vs 20

Display

Display comparison: OPPO A3x 4G versus Ulefone Armor 28 Ultra
SpecOPPO A3x 4GUlefone Armor 28 Ultra
Screen size6.67 ″6.67 ″
Panel typeLCDAMOLED
Resolution1604x7201080x2400
Pixel density264 ppi395 ppi+50%
Refresh rate90 Hz120 Hz+33%
Peak brightness1,000 nits2,200 nits+120%
Screen-to-body89.9 %—

Performance

Performance comparison: OPPO A3x 4G versus Ulefone Armor 28 Ultra
SpecOPPO A3x 4GUlefone Armor 28 Ultra
ChipsetSnapdragon 6s 4G Gen 1MediaTek Dimensity 9300+
Geekbench 6 (single)—2,158Top 29%
Geekbench 6 (multi)—7,082Top 22%
RAM (max)8 GB16 GB+100%
Storage options64GB / 128GB / 256GB1TB
Storage typeeMMC 5.1UFS 4.0

Camera

Camera comparison: OPPO A3x 4G versus Ulefone Armor 28 Ultra
SpecOPPO A3x 4GUlefone Armor 28 Ultra
Main camera8 MP50 MP+525%
Main aperturef/2.0f/1.9
Ultra-wide—50 MP
Max video1080p@30fps8K@30fps
Front camera5 MP50 MP+900%
OIS—No

Battery

Battery comparison: OPPO A3x 4G versus Ulefone Armor 28 Ultra
SpecOPPO A3x 4GUlefone Armor 28 Ultra
Capacity5,100 mAh10,600 mAh+108%
Wired charging45 W120 W+167%
Wireless charging—50 W

Design

Design comparison: OPPO A3x 4G versus Ulefone Armor 28 Ultra
SpecOPPO A3x 4GUlefone Armor 28 Ultra
Weight186 g+59%450 g
Thickness7.7 mm+60%19.4 mm
IP ratingIP54IP68/IP69K

Connectivity

Connectivity comparison: OPPO A3x 4G versus Ulefone Armor 28 Ultra
SpecOPPO A3x 4GUlefone Armor 28 Ultra
5GNoYes
Wi-FiWi-Fi 5Wi-Fi 7
Bluetooth5.05.4
NFCNoYes
USBUSB-CUSB-C 3.2 Gen 2
eSIM—No

Software

Software comparison: OPPO A3x 4G versus Ulefone Armor 28 Ultra
SpecOPPO A3x 4GUlefone Armor 28 Ultra
OS at launchAndroid 14 (ColorOS 14)Android 14

Audio

Audio comparison: OPPO A3x 4G versus Ulefone Armor 28 Ultra
SpecOPPO A3x 4GUlefone Armor 28 Ultra
Stereo speakers—No
3.5mm jackYesYes

Related comparisons

OPPO A3x 4Gvs Infinix HOT 50iVSOPPO A3x 4Gvs TECNO SPARK Go 3 ProVSOPPO A3x 4Gvs OPPO K14 LiteVSOPPO A3x 4Gvs Redmi 14CVSUlefone Armor 28 Ultravs iPhone AirVSUlefone Armor 28 Ultravs Huawei Mate XT Ultimate DesignVSUlefone Armor 28 Ultravs iQOO Z9 TurboVSUlefone Armor 28 Ultravs Samsung Galaxy Z Fold8 UltraVS

Try another matchup