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InnoReviews

OPPO K13 Turbo vs REDMI K90 Ultra

OPPO K13 Turbo
52.8Inno Score
VS
WINNER
REDMI K90 Ultra
69.1Inno Score
42.6Performance64.4
59.6Display78.7
30.7Camera43.4
79.8Battery83.2
60Features86.7
3 spec wins — OPPO K13 Turbo8 spec wins — REDMI K90 Ultra

InnoReviews verdict

REDMI K90 Ultra wins this phone face-off, 69.1 to 52.8, pulling ahead mainly in features (+27) and performance (+22). OPPO K13 Turbo still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the OPPO K13 Turbo

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

Reasons to pick the REDMI K90 Ultra

  • Stronger performance score: 64 vs 43
  • Stronger display score: 79 vs 60
  • Stronger camera score: 43 vs 31
  • Stronger battery score: 83 vs 80
  • Stronger features score: 87 vs 60

Display

Display comparison: OPPO K13 Turbo versus REDMI K90 Ultra
SpecOPPO K13 TurboREDMI K90 Ultra
Screen size6.8 ″6.83 ″
Panel typeAMOLEDAMOLED
Resolution2800x12801280x2772
Pixel density453 ppi+1%447 ppi
Refresh rate120 Hz165 Hz+38%
Peak brightness1,600 nits3,500 nits+119%
Screen-to-body93.5 %+4%90.3 %

Performance

Performance comparison: OPPO K13 Turbo versus REDMI K90 Ultra
SpecOPPO K13 TurboREDMI K90 Ultra
ChipsetMediaTek Dimensity 8450Snapdragon 8 Elite
Geekbench 6 (single)1,424Top 47%—
Geekbench 6 (multi)5,975Top 32%—
RAM (max)16 GB16 GB
Storage options128GB / 256GB / 512GB256/512GB
Storage typeUFS 3.1UFS 4.1

Camera

Camera comparison: OPPO K13 Turbo versus REDMI K90 Ultra
SpecOPPO K13 TurboREDMI K90 Ultra
Main camera50 MP50 MP
Main aperturef/1.8f/1.7
Ultra-wide—8 MP
Max video4K@60fps8K@30fps
Front camera16 MP20 MP+25%
OISNoYes

Battery

Battery comparison: OPPO K13 Turbo versus REDMI K90 Ultra
SpecOPPO K13 TurboREDMI K90 Ultra
Capacity7,000 mAh8,550 mAh+22%
Wired charging80 W100 W+25%

Design

Design comparison: OPPO K13 Turbo versus REDMI K90 Ultra
SpecOPPO K13 TurboREDMI K90 Ultra
Weight207 g+9%227 g
Thickness8.3 mm8.2 mm+1%
IP ratingIPX6/IPX8/IPX9IP68/IP69
Frame materialPlasticAluminum

Connectivity

Connectivity comparison: OPPO K13 Turbo versus REDMI K90 Ultra
SpecOPPO K13 TurboREDMI K90 Ultra
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB-CUSB-C
eSIM—No

Software

Software comparison: OPPO K13 Turbo versus REDMI K90 Ultra
SpecOPPO K13 TurboREDMI K90 Ultra
OS at launchAndroid 15 (ColorOS 15)Android 16 (HyperOS 3)
OS update pledge2 years—

Audio

Audio comparison: OPPO K13 Turbo versus REDMI K90 Ultra
SpecOPPO K13 TurboREDMI K90 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

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