Redmi K90 Ultra vs Samsung Galaxy S26+

The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy S26+ (2026) runs on the Samsung Exynos 2600; launch prices were $420 and $999. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 70/100 (a 3-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4900); the Samsung Galaxy S26+ is faster in AnTuTu (3,161,830 vs 3,119,308); the Samsung Galaxy S26+ is noticeably lighter (190g vs 227g).

The Redmi K90 Ultra edges out the Samsung Galaxy S26+ by just 3 points — the two devices are very close in overall level.
Profile comparison
Category scores
Redmi K90 Ultra
Performance 92
Display 94
Camera 37
Battery 78
Portability 40
Value for money 82
Samsung Galaxy S26+
Performance 91
Display 89
Camera 40
Battery 54
Portability 72
Value for money 52
What makes Redmi K90 Ultra better?
  • Better Geekbench Single: 3041 vs 2900
  • Better Geekbench Multi: 9494 vs 9200
  • Bigger battery: 8550 vs 4900 mAh
  • Faster charging: 100W vs 45W
  • Higher refresh rate: 165Hz vs 120Hz
  • Cheaper at launch: $420 vs $999

  • Higher performance (92/100 vs 91/100)
  • Longer battery life (78/100 vs 54/100)
  • Better display (94/100 vs 89/100)
  • Higher value score: 82/100 vs 52/100
What makes Samsung Galaxy S26+ better?
  • Higher AnTuTu: 3161830 vs 3119308
  • Lighter: 190g vs 227g

  • Better camera (40/100 vs 37/100)
  • Better portability (72/100 vs 40/100)
Comparison verdict

Comparing the Redmi K90 Ultra vs the Samsung Galaxy S26+, the Redmi K90 Ultra scores 3 points higher (73/100 vs 70/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 54/100). In the "value for money" category, the Redmi K90 Ultra leads (82/100 vs 52/100). In the "performance" category, the Redmi K90 Ultra and the Samsung Galaxy S26+ are nearly equal (92/100 vs 91/100). In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 89/100). In the "camera" category, the Samsung Galaxy S26+ and the Redmi K90 Ultra are nearly equal (40/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy S26+ (78/100 vs 54/100). In the "portability" category, the Samsung Galaxy S26+ significantly outperforms the Redmi K90 Ultra (72/100 vs 40/100). In the "value for money" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy S26+ (82/100 vs 52/100).

Redmi K90 Ultra: The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.
Samsung Galaxy S26+: The Samsung Galaxy S26+ is a better fit for gamers and power users.
Specs comparison
Specification Redmi K90 Ultra Samsung Galaxy S26+
Processor Qualcomm Snapdragon 8 Elite Samsung Exynos 2600
AnTuTu 3119308 3161830
Geekbench Single 3041 2900
Geekbench Multi 9494 9200
Display 6.8" AMOLED 6.7" Dynamic AMOLED 2X
Resolution 1280x2772 3120x1440
Refresh rate 165 Hz 120 Hz
Battery 8550 mAh 4900 mAh
Charging 100W 45W
Wireless charging 0W 15W
Main camera 50 MP 50 MP
Ultrawide 8 MP 12 MP
Telephoto 0 MP 10 MP
Front camera 20 MP 12 MP
RAM 12GB / 16GB 12GB
Storage 256GB / 512GB 256GB / 512GB
OS Android 16 Android 16 / One UI 8.5
Brightness (peak) 3500 nits 2600 nits
NFC yes yes
Protection IP68/IP69 IP68
Dimensions 162.9×77.9×8.2 mm 158.4×75.8×7.3 mm
Weight 227 g 190 g
Launch price $420 $999
Camera comparison
Redmi K90 Ultra
  • Main: 50MP f/1.7
  • Ultrawide: 8MP
  • Front: 20MP
37
camera
Samsung Galaxy S26+
  • Main: 50MP f/f/1.8
  • Ultrawide: 12MP
  • Telephoto: 10MP
  • Front: 12MP
40
camera
Display comparison
Redmi K90 Ultra
  • 6.8" AMOLED
  • Resolution: 1280x2772
  • Refresh rate: 165 Hz
94
display
Samsung Galaxy S26+
  • 6.7" Dynamic AMOLED 2X
  • Resolution: 3120x1440
  • Refresh rate: 120 Hz
89
display
Battery and charging
Redmi K90 Ultra
  • 8550 mAh
  • Wired: 100W
  • No wireless charging
78
battery
Samsung Galaxy S26+
  • 4900 mAh
  • Wired: 45W
  • Wireless: 15W
54
battery
Overall performance score

We compared Redmi K90 Ultra and Samsung Galaxy S26+, covering their specs and all relevant benchmarks.

Redmi K90 Ultra Qualcomm Snapdragon 8 Elite
73/100
3119308 AnTuTu
Samsung Galaxy S26+ Samsung Exynos 2600
70/100 +1.3%
3161830 AnTuTu

Samsung Galaxy S26+ leads Redmi K90 Ultra by 1.3% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Redmi K90 Ultra
$420
Samsung Galaxy S26+
$999

Launch price difference: $579. Redmi K90 Ultra was $579 cheaper at launch.

Detailed category analysis
performance

In the "performance" category, the Redmi K90 Ultra and the Samsung Galaxy S26+ are nearly equal (92/100 vs 91/100).

display

In the "display" category, the Redmi K90 Ultra is a bit better (94/100 vs 89/100).

camera

In the "camera" category, the Samsung Galaxy S26+ and the Redmi K90 Ultra are nearly equal (40/100 vs 37/100).

battery

In the "battery" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy S26+ (78/100 vs 54/100).

portability

In the "portability" category, the Samsung Galaxy S26+ significantly outperforms the Redmi K90 Ultra (72/100 vs 40/100).

value for money

In the "value for money" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy S26+ (82/100 vs 52/100).

Frequently asked questions
Which is better: the Redmi K90 Ultra or the Samsung Galaxy S26+?

The Redmi K90 Ultra edges out the Samsung Galaxy S26+ by just 3 points — the two devices are very close in overall level.

What is the rating of the Redmi K90 Ultra and the Samsung Galaxy S26+?

The Redmi K90 Ultra has a MobileRank rating of 73/100, the Samsung Galaxy S26+ — 70/100.

Should you choose the Redmi K90 Ultra over the Samsung Galaxy S26+?

The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Samsung Galaxy S26+ is a better fit for gamers and power users.