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InnoReviews

OPPO A3x 4G vs TECNO SPARK 40 Pro

OPPO A3x 4G
32.9Inno Score
VS
WINNER
TECNO SPARK 40 Pro
47.1Inno Score
28.9Performance28.9
37.6Display77.8
20Camera30.1
53.4Battery54.3
20Features60
1 spec wins — OPPO A3x 4G10 spec wins — TECNO SPARK 40 Pro

InnoReviews verdict

TECNO SPARK 40 Pro wins this phone face-off, 47.1 to 32.9, pulling ahead mainly in display (+40) 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

No decisive spec advantages — this side competes on price and preference.

Reasons to pick the TECNO SPARK 40 Pro

  • Stronger display score: 78 vs 38
  • Stronger camera score: 30 vs 20
  • Stronger features score: 60 vs 20
  • 525% higher Main camera: 50 MP vs 8 MP
  • 350% higher Peak brightness: 4,500 nits vs 1,000 nits

Display

Display comparison: OPPO A3x 4G versus TECNO SPARK 40 Pro
SpecOPPO A3x 4GTECNO SPARK 40 Pro
Screen size6.67 ″6.78 ″+2%
Panel typeLCDAMOLED
Resolution1604x7201224x2720
Pixel density264 ppi440 ppi+67%
Refresh rate90 Hz144 Hz+60%
Peak brightness1,000 nits4,500 nits+350%
Screen-to-body89.9 %+1%89.3 %

Performance

Performance comparison: OPPO A3x 4G versus TECNO SPARK 40 Pro
SpecOPPO A3x 4GTECNO SPARK 40 Pro
ChipsetSnapdragon 6s 4G Gen 1MediaTek Helio G100 Ultimate
RAM (max)8 GB8 GB
Storage options64GB / 128GB / 256GB128/256GB
Storage typeeMMC 5.1—

Camera

Camera comparison: OPPO A3x 4G versus TECNO SPARK 40 Pro
SpecOPPO A3x 4GTECNO SPARK 40 Pro
Main camera8 MP50 MP+525%
Main aperturef/2.0—
Max video1080p@30fps1440p@30fps
Front camera5 MP13 MP+160%

Battery

Battery comparison: OPPO A3x 4G versus TECNO SPARK 40 Pro
SpecOPPO A3x 4GTECNO SPARK 40 Pro
Capacity5,100 mAh5,200 mAh+2%
Wired charging45 W45 W

Design

Design comparison: OPPO A3x 4G versus TECNO SPARK 40 Pro
SpecOPPO A3x 4GTECNO SPARK 40 Pro
Weight186 g170 g+9%
Thickness7.7 mm6.7 mm+13%
IP ratingIP54IP64

Connectivity

Connectivity comparison: OPPO A3x 4G versus TECNO SPARK 40 Pro
SpecOPPO A3x 4GTECNO SPARK 40 Pro
5GNoNo
Wi-FiWi-Fi 5Wi-Fi 5 (802.11ac)
Bluetooth5.0—
NFCNoYes
USBUSB-CUSB-C 2.0

Software

Software comparison: OPPO A3x 4G versus TECNO SPARK 40 Pro
SpecOPPO A3x 4GTECNO SPARK 40 Pro
OS at launchAndroid 14 (ColorOS 14)Android 15 (HiOS 15)

Audio

Audio comparison: OPPO A3x 4G versus TECNO SPARK 40 Pro
SpecOPPO A3x 4GTECNO SPARK 40 Pro
Stereo speakers—Yes
3.5mm jackYes—

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