OPPO A6 vs Redmi K90

The OPPO A6 (2026) runs on the Snapdragon 685, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $169 and $401. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 41/100 (a 35-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 7000); the Redmi K90 is faster in AnTuTu (3,077,585 vs 476,175).

The Redmi K90 significantly outperforms the OPPO A6 by 35 points (76/100 vs 41/100).

Profile comparison

Category scores

OPPO A6

Performance 34
Display 55
Camera 30
Battery 60
Portability 44
Value for money 52

Redmi K90

Performance 91
Display 82
Camera 58
Battery 72
Portability 55
Value for money 80

What makes OPPO A6 better?

  • Cheaper at launch: $169 vs $401

  • Overall rating 41/100

What makes Redmi K90 better?

  • Higher AnTuTu: 3077585 vs 476175
  • Better Geekbench Single: 3013 vs 466
  • Better Geekbench Multi: 9287 vs 1396
  • Bigger battery: 7100 vs 7000 mAh
  • Faster charging: 100W vs 45W
  • Lighter: 206g vs 215g

  • Higher performance (91/100 vs 34/100)
  • Better camera (58/100 vs 30/100)
  • Longer battery life (72/100 vs 60/100)
  • Better display (82/100 vs 55/100)
  • Better portability (55/100 vs 44/100)

Comparison verdict

Comparing the OPPO A6 vs the Redmi K90, the Redmi K90 scores 35 points higher (76/100 vs 41/100). In the "performance" category, the Redmi K90 leads (91/100 vs 34/100). In the "camera" category, the Redmi K90 leads (58/100 vs 30/100). In the "battery" category, the Redmi K90 leads (72/100 vs 60/100). Value score: OPPO A6 — 52/100, Redmi K90 — 80/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 significantly outperforms the OPPO A6 (91/100 vs 34/100). In the "display" category, the Redmi K90 notably outperforms the OPPO A6 (82/100 vs 55/100). In the "camera" category, the Redmi K90 notably outperforms the OPPO A6 (58/100 vs 30/100). In the "battery" category, the Redmi K90 is a bit better (72/100 vs 60/100). In the "portability" category, the Redmi K90 is a bit better (55/100 vs 44/100).

Redmi K90: The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.

Specs comparison

Specification OPPO A6 Redmi K90
Processor Snapdragon 685 Qualcomm Snapdragon 8 Elite
AnTuTu 476175 3077585
Geekbench Single 466 3013
Geekbench Multi 1396 9287
Display 6.8" IPS LCD 6.6" AMOLED
Resolution 1570x720 2510x1156
Refresh rate 120 Hz 120 Hz
Battery 7000 mAh 7100 mAh
Charging 45W 100W
Main camera 50 MP 50 MP
Ultrawide 0 MP 8 MP
Telephoto 0 MP 50 MP
Front camera 8 MP 20 MP
RAM 4GB / 6GB / 8GB 12GB / 16GB
Storage 128GB / 256GB 256GB / 512GB
OS Android 15 / ColorOS 15 Android 16
Brightness (peak) 1125 nits 3500 nits
NFC yes yes
Protection IP68 IP68
Dimensions 166.6×78.5×8.6 mm 157.5×75.3×8.0 mm
Weight 215 g 206 g
Launch price $169 $401

Camera comparison

OPPO A6

  • Main: 50MP f/1.8
  • Front: 8MP
30
camera

Redmi K90

  • Main: 50MP f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
58
camera

Display comparison

OPPO A6

  • 6.8" IPS LCD
  • Resolution: 1570x720
  • Refresh rate: 120 Hz
55
display

Redmi K90

  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
82
display

Battery and charging

OPPO A6

  • 7000 mAh
  • Wired: 45W
  • No wireless charging
60
battery

Redmi K90

  • 7100 mAh
  • Wired: 100W
  • No wireless charging
72
battery

Overall performance score

We compared OPPO A6 and Redmi K90, covering their specs and all relevant benchmarks.

OPPO A6 Snapdragon 685
41/100
476175 AnTuTu
Redmi K90 Qualcomm Snapdragon 8 Elite
76/100 +84.5%
3077585 AnTuTu

Redmi K90 leads OPPO A6 by 84.5% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

OPPO A6

$169

Redmi K90

$401

Launch price difference: $232. OPPO A6 was $232 cheaper at launch.

Detailed category analysis

performance

In the "performance" category, the Redmi K90 significantly outperforms the OPPO A6 (91/100 vs 34/100).

display

In the "display" category, the Redmi K90 notably outperforms the OPPO A6 (82/100 vs 55/100).

camera

In the "camera" category, the Redmi K90 notably outperforms the OPPO A6 (58/100 vs 30/100).

battery

In the "battery" category, the Redmi K90 is a bit better (72/100 vs 60/100).

portability

In the "portability" category, the Redmi K90 is a bit better (55/100 vs 44/100).

Frequently asked questions

Which is better: the OPPO A6 or the Redmi K90?

The Redmi K90 significantly outperforms the OPPO A6 by 35 points (76/100 vs 41/100).

What is the rating of the OPPO A6 and the Redmi K90?

The OPPO A6 has a MobileRank rating of 41/100, the Redmi K90 — 76/100.

Which has the better camera: the OPPO A6 or the Redmi K90?

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

Which is more powerful: the OPPO A6 or the Redmi K90?

The Redmi K90 leads on performance (91/100 vs 34/100).

Should you choose the OPPO A6 over the Redmi K90?

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