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InnoReviews

OPPO A3x 4G vs Xiaomi 15

OPPO A3x 4G
32.9Inno Score
VS
WINNER
Xiaomi 15

Xiaomi

Xiaomi 15
73.4Inno Score
28.9Performance76.7
37.6Display64.5
20Camera64.7
53.4Battery83.5
20Features78.7
4 spec wins — OPPO A3x 4G10 spec wins — Xiaomi 15

InnoReviews verdict

Xiaomi 15 wins this phone face-off, 73.4 to 32.9, pulling ahead mainly in features (+59) and performance (+48). 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

  • Has 3.5mm jack — the other doesn't

Reasons to pick the Xiaomi 15

  • Stronger performance score: 77 vs 29
  • Stronger display score: 65 vs 38
  • Stronger camera score: 65 vs 20
  • Stronger battery score: 84 vs 53
  • Stronger features score: 79 vs 20

Display

Display comparison: OPPO A3x 4G versus Xiaomi 15
SpecOPPO A3x 4GXiaomi 15
Screen size6.67 ″+5%6.36 ″
Panel typeLCDLTPO AMOLED
Resolution1604x7201200x2670
Pixel density264 ppi460 ppi+74%
Refresh rate90 Hz120 Hz+33%
Peak brightness1,000 nits3,200 nits+220%
Screen-to-body89.9 %—

Performance

Performance comparison: OPPO A3x 4G versus Xiaomi 15
SpecOPPO A3x 4GXiaomi 15
ChipsetSnapdragon 6s 4G Gen 1Snapdragon 8 Elite
AnTuTu—2,914,100Top 17%
AnTuTu 11 (CPU)—874,340Top 14%
AnTuTu 11 (GPU)—1,069,991Top 17%
AnTuTu 11 (Memory)—379,667Top 20%
AnTuTu 11 (UX)—590,102Top 20%
Geekbench 6 (single)—2,972Top 15%
Geekbench 6 (multi)—9,330Top 12%
Wild Life Extreme stability—89 %Top 50%
RAM (max)8 GB12 GB+50%
Storage options64GB / 128GB / 256GB256/512GB
Storage typeeMMC 5.1UFS 4.0

Camera

Camera comparison: OPPO A3x 4G versus Xiaomi 15
SpecOPPO A3x 4GXiaomi 15
Main camera8 MP50 MP+525%
Main aperturef/2.0f/1.62
Ultra-wide—50 MP
Telephoto—50 MP
Optical zoom—2.6 x
Max video1080p@30fps8K@30fps
Front camera5 MP32 MP+540%
OIS—Yes

Battery

Battery comparison: OPPO A3x 4G versus Xiaomi 15
SpecOPPO A3x 4GXiaomi 15
Capacity5,100 mAh5,240 mAh+3%
Wired charging45 W90 W+100%
Wireless charging—50 W
Active use endurance—16.5 h

Design

Design comparison: OPPO A3x 4G versus Xiaomi 15
SpecOPPO A3x 4GXiaomi 15
Weight186 g+3%191 g
Thickness7.7 mm+5%8.1 mm
IP ratingIP54IP68
Frame material—Aluminum

Connectivity

Connectivity comparison: OPPO A3x 4G versus Xiaomi 15
SpecOPPO A3x 4GXiaomi 15
5GNoYes
Wi-FiWi-Fi 5Wi-Fi 7
Bluetooth5.06.0
NFCNoYes
USBUSB-CUSB-C 3.2
eSIM—Yes

Software

Software comparison: OPPO A3x 4G versus Xiaomi 15
SpecOPPO A3x 4GXiaomi 15
OS at launchAndroid 14 (ColorOS 14)Android 15 (HyperOS 2)
OS update pledge—4 years

Audio

Audio comparison: OPPO A3x 4G versus Xiaomi 15
SpecOPPO A3x 4GXiaomi 15
Stereo speakers—Yes
3.5mm jackYesNo

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