OPPO A6t vs Redmi K90

The OPPO A6t (2026) runs on the Qualcomm Snapdragon 685, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $130 and $401. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 35/100 (a 41-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 6500); the main camera is 13 MP vs 50 MP; the Redmi K90 is faster in AnTuTu (3,077,585 vs 476,175); the Redmi K90 has NFC for contactless payments, the OPPO A6t doesn't.

The Redmi K90 significantly outperforms the OPPO A6t by 41 points (76/100 vs 35/100).

Profile comparison

Category scores

OPPO A6t

Performance 34
Display 55
Camera 10
Battery 58
Portability 47
Value for money 50

Redmi K90

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

What makes OPPO A6t better?

  • Cheaper at launch: $130 vs $401

  • Overall rating 35/100

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 6500 mAh
  • Faster charging: 100W vs 45W
  • Better main camera: 50MP vs 13MP
  • Lighter: 206g vs 210g

  • Higher performance (91/100 vs 34/100)
  • Better camera (58/100 vs 10/100)
  • Longer battery life (72/100 vs 58/100)
  • Better display (82/100 vs 55/100)
  • Better portability (55/100 vs 47/100)

Comparison verdict

Comparing the OPPO A6t vs the Redmi K90, the Redmi K90 scores 41 points higher (76/100 vs 35/100). In the "performance" category, the Redmi K90 leads (91/100 vs 34/100). In the "camera" category, the Redmi K90 leads (58/100 vs 10/100). In the "battery" category, the Redmi K90 leads (72/100 vs 58/100). Value score: OPPO A6t — 50/100, 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 A6t (91/100 vs 34/100). In the "display" category, the Redmi K90 notably outperforms the OPPO A6t (82/100 vs 55/100). In the "camera" category, the Redmi K90 significantly outperforms the OPPO A6t (58/100 vs 10/100). In the "battery" category, the Redmi K90 is a bit better (72/100 vs 58/100). In the "portability" category, the Redmi K90 is a bit better (55/100 vs 47/100).

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

Specs comparison

Specification OPPO A6t Redmi K90
Processor Qualcomm 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 720x1570 2510x1156
Refresh rate 120 Hz 120 Hz
Battery 6500 mAh 7100 mAh
Charging 45W 100W
Main camera 13 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 64GB / 128GB / 256GB 256GB / 512GB
OS Android 15 Android 16
Brightness (peak) 1125 nits 3500 nits
NFC no yes
Protection IP64 IP68
Dimensions 166.6×78.5×8.6 mm 157.5×75.3×8.0 mm
Weight 210 g 206 g
Launch price $130 $401

Camera comparison

OPPO A6t

  • Main: 13MP f/1.8
  • Front: 5MP
10
camera

Redmi K90

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

Display comparison

OPPO A6t

  • 6.8" IPS LCD
  • Resolution: 720x1570
  • Refresh rate: 120 Hz
55
display

Redmi K90

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

Battery and charging

OPPO A6t

  • 6500 mAh
  • Wired: 45W
  • No wireless charging
58
battery

Redmi K90

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

Overall performance score

We compared OPPO A6t and Redmi K90, covering their specs and all relevant benchmarks.

OPPO A6t Qualcomm Snapdragon 685
35/100
476175 AnTuTu
Redmi K90 Qualcomm Snapdragon 8 Elite
76/100 +84.5%
3077585 AnTuTu

Redmi K90 leads OPPO A6t by 84.5% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

OPPO A6t

$130

Redmi K90

$401

Launch price difference: $271. OPPO A6t was $271 cheaper at launch.

Detailed category analysis

performance

In the "performance" category, the Redmi K90 significantly outperforms the OPPO A6t (91/100 vs 34/100).

display

In the "display" category, the Redmi K90 notably outperforms the OPPO A6t (82/100 vs 55/100).

camera

In the "camera" category, the Redmi K90 significantly outperforms the OPPO A6t (58/100 vs 10/100).

battery

In the "battery" category, the Redmi K90 is a bit better (72/100 vs 58/100).

portability

In the "portability" category, the Redmi K90 is a bit better (55/100 vs 47/100).

Frequently asked questions

Which is better: the OPPO A6t or the Redmi K90?

The Redmi K90 significantly outperforms the OPPO A6t by 41 points (76/100 vs 35/100).

What is the rating of the OPPO A6t and the Redmi K90?

The OPPO A6t has a MobileRank rating of 35/100, the Redmi K90 — 76/100.

Which has the better camera: the OPPO A6t or the Redmi K90?

The Redmi K90 leads on camera score (58/100 vs 10/100).

Which is more powerful: the OPPO A6t or the Redmi K90?

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

Should you choose the OPPO A6t over the Redmi K90?

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