Oppo A38 vs Redmi K90

The Oppo A38 (2023) runs on the MediaTek Helio G85, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 36/100 (a 40-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 5000); the Redmi K90 is faster in AnTuTu (3,088,357 vs 346,495); the Oppo A38 is noticeably lighter (190g vs 206g).

The Redmi K90 significantly outperforms the Oppo A38 by 40 points (76/100 vs 36/100).
Profile comparison
Category scores
Oppo A38
Performance 29
Display 44
Camera 30
Battery 46
Portability 63
Value for money
Redmi K90
Performance 92
Display 82
Camera 58
Battery 72
Portability 55
Value for money 90
What makes Oppo A38 better?
  • Lighter: 190g vs 206g

  • Better portability (63/100 vs 55/100)
What makes Redmi K90 better?
  • Higher AnTuTu: 3088357 vs 346495
  • Better Geekbench Single: 3041 vs 420
  • Better Geekbench Multi: 9494 vs 1364
  • Bigger battery: 7100 vs 5000 mAh
  • Faster charging: 100W vs 33W
  • Higher refresh rate: 120Hz vs 90Hz

  • Higher performance (92/100 vs 29/100)
  • Better camera (58/100 vs 30/100)
  • Longer battery life (72/100 vs 46/100)
  • Better display (82/100 vs 44/100)
Comparison verdict

Comparing the Oppo A38 vs the Redmi K90, the Redmi K90 scores 40 points higher (76/100 vs 36/100). In the "performance" category, the Redmi K90 leads (92/100 vs 29/100). In the "camera" category, the Redmi K90 leads (58/100 vs 30/100). In the "battery" category, the Redmi K90 leads (72/100 vs 46/100). In the "performance" category, the Redmi K90 significantly outperforms the Oppo A38 (92/100 vs 29/100). In the "display" category, the Redmi K90 significantly outperforms the Oppo A38 (82/100 vs 44/100). In the "camera" category, the Redmi K90 notably outperforms the Oppo A38 (58/100 vs 30/100). In the "battery" category, the Redmi K90 notably outperforms the Oppo A38 (72/100 vs 46/100). In the "portability" category, the Oppo A38 is a bit better (63/100 vs 55/100).

Oppo A38: The Oppo A38 is a better fit for everyday use.
Redmi K90: The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.
Specs comparison
Specification Oppo A38 Redmi K90
Processor MediaTek Helio G85 Qualcomm Snapdragon 8 Elite
AnTuTu 346495 3088357
Geekbench Single 420 3041
Geekbench Multi 1364 9494
Display 6.6" IPS LCD 6.6" AMOLED
Resolution 720x1612 2510x1156
Refresh rate 90 Hz 120 Hz
Battery 5000 mAh 7100 mAh
Charging 33W 100W
Main camera 50 MP 50 MP
Ultrawide 0 MP 8 MP
Telephoto 0 MP 50 MP
Front camera 5 MP 20 MP
RAM 4GB / 6GB 12GB / 16GB
Storage 128GB 256GB / 512GB
OS Android 13, upgradable to Android 14, ColorOS 14 Android 16
Brightness (peak) 720 nits 3500 nits
NFC yes yes
Protection IP54 IP68
Dimensions 163.7×75.0×8.2 mm 157.5×75.3×8.0 mm
Weight 190 g 206 g
Launch price $401
Camera comparison
Oppo A38
  • Main: 50MP f/f/1.8
  • Front: 5MP
30
camera
Redmi K90
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
58
camera
Display comparison
Oppo A38
  • 6.6" IPS LCD
  • Resolution: 720x1612
  • Refresh rate: 90 Hz
44
display
Redmi K90
  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
82
display
Battery and charging
Oppo A38
  • 5000 mAh
  • Wired: 33W
  • No wireless charging
46
battery
Redmi K90
  • 7100 mAh
  • Wired: 100W
  • No wireless charging
72
battery
Overall performance score

We compared Oppo A38 and Redmi K90, covering their specs and all relevant benchmarks.

Oppo A38 MediaTek Helio G85
36/100
346495 AnTuTu
Redmi K90 Qualcomm Snapdragon 8 Elite
76/100 +88.8%
3088357 AnTuTu

Redmi K90 leads Oppo A38 by 88.8% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Oppo A38
Price unknown
Redmi K90
$401
Detailed category analysis
performance

In the "performance" category, the Redmi K90 significantly outperforms the Oppo A38 (92/100 vs 29/100).

display

In the "display" category, the Redmi K90 significantly outperforms the Oppo A38 (82/100 vs 44/100).

camera

In the "camera" category, the Redmi K90 notably outperforms the Oppo A38 (58/100 vs 30/100).

battery

In the "battery" category, the Redmi K90 notably outperforms the Oppo A38 (72/100 vs 46/100).

portability

In the "portability" category, the Oppo A38 is a bit better (63/100 vs 55/100).

Frequently asked questions
Which is better: the Oppo A38 or the Redmi K90?

The Redmi K90 significantly outperforms the Oppo A38 by 40 points (76/100 vs 36/100).

What is the rating of the Oppo A38 and the Redmi K90?

The Oppo A38 has a MobileRank rating of 36/100, the Redmi K90 — 76/100.

Which has the better camera: the Oppo A38 or the Redmi K90?

The Redmi K90 leads on camera score (58/100 vs 30/100).

Which is more powerful: the Oppo A38 or the Redmi K90?

The Redmi K90 leads on performance (92/100 vs 29/100).

Should you choose the Oppo A38 over the Redmi K90?

The Oppo A38 is a better fit for everyday use. The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.