Redmi K90 vs Samsung Galaxy Z Fold7

The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy Z Fold7 (2025) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $401 and $1531. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 69/100 (a 7-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 4400); the main camera is 50 MP vs 200 MP; the Samsung Galaxy Z Fold7 is faster in AnTuTu (3,119,308 vs 3,088,357); the Samsung Galaxy Z Fold7 is thinner (4.2mm vs 8.0mm).

The Redmi K90 edges out the Samsung Galaxy Z Fold7 by just 7 points — the two devices are very close in overall level.
Profile comparison
Category scores
Redmi K90
Performance 92
Display 82
Camera 58
Battery 72
Portability 55
Value for money 90
Samsung Galaxy Z Fold7
Performance 92
Display 78
Camera 52
Battery 39
Portability 66
Value for money 42
What makes Redmi K90 better?
  • Bigger battery: 7100 vs 4400 mAh
  • Faster charging: 100W vs 25W
  • Lighter: 206g vs 215g
  • Cheaper: $401 vs $1531

  • Better camera (58/100 vs 52/100)
  • Longer battery life (72/100 vs 39/100)
  • Better display (82/100 vs 78/100)
  • Better value for money (90/100 vs 42/100)
What makes Samsung Galaxy Z Fold7 better?
  • Higher AnTuTu: 3119308 vs 3088357
  • Better main camera: 200MP vs 50MP

  • Better portability (66/100 vs 55/100)
Comparison verdict

Comparing the Redmi K90 vs the Samsung Galaxy Z Fold7, the Redmi K90 scores 7 points higher (76/100 vs 69/100). In the "battery" category, the Redmi K90 leads (72/100 vs 39/100). In the "value for money" category, the Redmi K90 leads (90/100 vs 42/100). In the "performance" category, both devices are on the same level — 92/100. In the "display" category, the Redmi K90 and the Samsung Galaxy Z Fold7 are nearly equal (82/100 vs 78/100). In the "camera" category, the Redmi K90 is a bit better (58/100 vs 52/100). In the "battery" category, the Redmi K90 significantly outperforms the Samsung Galaxy Z Fold7 (72/100 vs 39/100). In the "portability" category, the Samsung Galaxy Z Fold7 is a bit better (66/100 vs 55/100). In the "value for money" category, the Redmi K90 significantly outperforms the Samsung Galaxy Z Fold7 (90/100 vs 42/100).

Redmi K90: The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.
Samsung Galaxy Z Fold7: The Samsung Galaxy Z Fold7 is a better fit for gamers and power users.
Specs comparison
Specification Redmi K90 Samsung Galaxy Z Fold7
Processor Qualcomm Snapdragon 8 Elite Qualcomm Snapdragon 8 Elite
AnTuTu 3088357 3119308
Geekbench Single 3041 3041
Geekbench Multi 9494 9494
Display 6.6" AMOLED 8.0" Foldable Dynamic LTPO AMOLED 2
Resolution 2510x1156 1968x2184
Refresh rate 120 Hz 120 Hz
Battery 7100 mAh 4400 mAh
Charging 100W 25W
Wireless charging 0W 15W
Main camera 50 MP 200 MP
Ultrawide 8 MP 12 MP
Telephoto 50 MP 10 MP
Front camera 20 MP 10 MP
RAM 12GB / 16GB 12GB / 16GB
Storage 256GB / 512GB 256GB / 512GB / 1TB
OS Android 16 Android 16, up to 7 major Android upgrades, One UI 8
Brightness (peak) 3500 nits 2600 nits
NFC yes yes
Protection IP68 IP48
Dimensions 157.5×75.3×8.0 mm 158.4×143.2×4.2 mm
Weight 206 g 215 g
Price $401 $1531
Camera comparison
Redmi K90
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
58
camera
Samsung Galaxy Z Fold7
  • Main: 200MP f/f/1.7
  • Ultrawide: 12MP
  • Telephoto: 10MP
  • Front: 10MP
52
camera
Display comparison
Redmi K90
  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
82
display
Samsung Galaxy Z Fold7
  • 8.0" Foldable Dynamic LTPO AMOLED 2
  • Resolution: 1968x2184
  • Refresh rate: 120 Hz
78
display
Battery and charging
Redmi K90
  • 7100 mAh
  • Wired: 100W
  • No wireless charging
72
battery
Samsung Galaxy Z Fold7
  • 4400 mAh
  • Wired: 25W
  • Wireless: 15W
39
battery
Overall performance score

We compared Redmi K90 and Samsung Galaxy Z Fold7, covering their specs and all relevant benchmarks.

Redmi K90 Qualcomm Snapdragon 8 Elite
76/100
3088357 AnTuTu
Samsung Galaxy Z Fold7 Qualcomm Snapdragon 8 Elite
69/100 +1.0%
3119308 AnTuTu

Samsung Galaxy Z Fold7 leads Redmi K90 by 1.0% in our overall performance rating.

Benchmarks
Price and availability
Redmi K90
$401
Samsung Galaxy Z Fold7
$1531

Price difference: $1130. Redmi K90 is cheaper by $1130.

Detailed category analysis
performance

In the "performance" category, both devices are on the same level — 92/100.

display

In the "display" category, the Redmi K90 and the Samsung Galaxy Z Fold7 are nearly equal (82/100 vs 78/100).

camera

In the "camera" category, the Redmi K90 is a bit better (58/100 vs 52/100).

battery

In the "battery" category, the Redmi K90 significantly outperforms the Samsung Galaxy Z Fold7 (72/100 vs 39/100).

portability

In the "portability" category, the Samsung Galaxy Z Fold7 is a bit better (66/100 vs 55/100).

value for money

In the "value for money" category, the Redmi K90 significantly outperforms the Samsung Galaxy Z Fold7 (90/100 vs 42/100).

Frequently asked questions
Which is better: the Redmi K90 or the Samsung Galaxy Z Fold7?

The Redmi K90 edges out the Samsung Galaxy Z Fold7 by just 7 points — the two devices are very close in overall level.

What is the rating of the Redmi K90 and the Samsung Galaxy Z Fold7?

The Redmi K90 has a MobileRank rating of 76/100, the Samsung Galaxy Z Fold7 — 69/100.

Which has the better camera: the Redmi K90 or the Samsung Galaxy Z Fold7?

The Redmi K90 leads on camera score (58/100 vs 52/100).

Should you choose the Redmi K90 over the Samsung Galaxy Z Fold7?

The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers. The Samsung Galaxy Z Fold7 is a better fit for gamers and power users.