Samsung Galaxy M55 vs Xiaomi 17 Ultra

The Samsung Galaxy M55 (2024) runs on the Qualcomm Snapdragon 7 Gen 1, while the Xiaomi 17 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Xiaomi 17 Ultra leads — 82/100 vs 35/100 (a 47-point difference). Key differences: the Xiaomi 17 Ultra has the bigger battery (6000 mAh vs 5000); the Xiaomi 17 Ultra is faster in AnTuTu (3,593,401 vs 840,330); the Samsung Galaxy M55 is noticeably lighter (180g vs 226g).

The Xiaomi 17 Ultra significantly outperforms the Samsung Galaxy M55 by 47 points (82/100 vs 35/100).
Profile comparison
Category scores
Samsung Galaxy M55
Performance 1
Display 100
Camera 41
Battery 42
Design 75
Value for money 55
Xiaomi 17 Ultra
Performance 87
Display 100
Camera 93
Battery 72
Design 17
Value for money 41
What makes Samsung Galaxy M55 better?
  • Lighter: 180g vs 226g

  • Better design/ergonomics (75/100 vs 17/100)
  • Better value for money (55/100 vs 41/100)
What makes Xiaomi 17 Ultra better?
  • Higher AnTuTu: 3593401 vs 840330
  • Better Geekbench Single: 3640 vs 1039
  • Better Geekbench Multi: 11033 vs 2885
  • Bigger battery: 6000 vs 5000 mAh
  • Faster charging: 90W vs 45W

  • Higher performance (87/100 vs 1/100)
  • Better camera (93/100 vs 41/100)
  • Longer battery life (72/100 vs 42/100)
Comparison verdict

Comparing the Samsung Galaxy M55 vs the Xiaomi 17 Ultra, the Xiaomi 17 Ultra scores 47 points higher (82/100 vs 35/100). In the "performance" category, the Xiaomi 17 Ultra leads (87/100 vs 1/100). In the "camera" category, the Xiaomi 17 Ultra leads (93/100 vs 41/100). In the "battery" category, the Xiaomi 17 Ultra leads (72/100 vs 42/100). In the "value for money" category, the Samsung Galaxy M55 leads (55/100 vs 41/100). In the "performance" category, the Xiaomi 17 Ultra significantly outperforms the Samsung Galaxy M55 (87/100 vs 1/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Xiaomi 17 Ultra significantly outperforms the Samsung Galaxy M55 (93/100 vs 41/100). In the "battery" category, the Xiaomi 17 Ultra significantly outperforms the Samsung Galaxy M55 (72/100 vs 42/100). In the "design" category, the Samsung Galaxy M55 significantly outperforms the Xiaomi 17 Ultra (75/100 vs 17/100). In the "value for money" category, the Samsung Galaxy M55 is a bit better (55/100 vs 41/100).

Samsung Galaxy M55: The Samsung Galaxy M55 is a better fit for everyday use.
Xiaomi 17 Ultra: The Xiaomi 17 Ultra is a better fit for gamers and power users, mobile photography enthusiasts.
Specs comparison
Specification Samsung Galaxy M55 Xiaomi 17 Ultra
Processor Qualcomm Snapdragon 7 Gen 1 Qualcomm Snapdragon 8 Elite Gen 5
AnTuTu 840330 3593401
Geekbench Single 1039 3640
Geekbench Multi 2885 11033
Display 6.7" Super AMOLED+ 6.8" LTPO AMOLED
Resolution 1080x2400 3200x1440
Refresh rate 120 Hz 120 Hz
Battery 5000 mAh 6000 mAh
Charging 45W 90W
Wireless charging 0W 50W
DXOMark (camera) 166
Main camera 50 MP 50 MP
Ultrawide 8 MP 50 MP
Telephoto 0 MP 200 MP
Front camera 50 MP 32 MP
RAM 8GB / 12GB 12GB / 16GB
Storage 128GB / 256GB 256GB / 512GB / 1TB
OS Android 14, One UI 6.1 Android 16
Brightness (peak) 1000 nits 3500 nits
NFC yes yes
Protection IP68
Dimensions 163.9×76.5×7.8 mm 162.9×77.6×8.3 mm
Weight 180 g 226 g
Price $999
Camera comparison
Samsung Galaxy M55
  • Main: 50MP f/f/1.8
  • Ultrawide: 8MP
  • Front: 50MP
41
camera
Xiaomi 17 Ultra
  • Main: 50MP f/1.63
  • Ultrawide: 50MP
  • Telephoto: 200MP
  • Front: 32MP
93
camera
Display comparison
Samsung Galaxy M55
  • 6.7" Super AMOLED+
  • Resolution: 1080x2400
  • Refresh rate: 120 Hz
100
display
Xiaomi 17 Ultra
  • 6.8" LTPO AMOLED
  • Resolution: 3200x1440
  • Refresh rate: 120 Hz
100
display
Battery and charging
Samsung Galaxy M55
  • 5000 mAh
  • Wired: 45W
  • No wireless charging
42
battery
Xiaomi 17 Ultra
  • 6000 mAh
  • NanoReview test: web browsing 16:09 hrs, total 33:23 hrs
  • Wired: 90W
  • Wireless: 50W
72
battery
Overall performance score

We compared Samsung Galaxy M55 and Xiaomi 17 Ultra, covering their specs and all relevant benchmarks.

Samsung Galaxy M55 Qualcomm Snapdragon 7 Gen 1
35/100
840330 AnTuTu
Xiaomi 17 Ultra Qualcomm Snapdragon 8 Elite Gen 5
82/100 +76.6%
3593401 AnTuTu

Xiaomi 17 Ultra leads Samsung Galaxy M55 by 76.6% in our overall performance rating.

Benchmarks
Price and availability
Samsung Galaxy M55
Price unknown
Xiaomi 17 Ultra
$999
Detailed category analysis
performance

In the "performance" category, the Xiaomi 17 Ultra significantly outperforms the Samsung Galaxy M55 (87/100 vs 1/100).

display

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

camera

In the "camera" category, the Xiaomi 17 Ultra significantly outperforms the Samsung Galaxy M55 (93/100 vs 41/100).

battery

In the "battery" category, the Xiaomi 17 Ultra significantly outperforms the Samsung Galaxy M55 (72/100 vs 42/100).

design

In the "design" category, the Samsung Galaxy M55 significantly outperforms the Xiaomi 17 Ultra (75/100 vs 17/100).

value for money

In the "value for money" category, the Samsung Galaxy M55 is a bit better (55/100 vs 41/100).

Frequently asked questions
Which is better: the Samsung Galaxy M55 or the Xiaomi 17 Ultra?

The Xiaomi 17 Ultra significantly outperforms the Samsung Galaxy M55 by 47 points (82/100 vs 35/100).

What is the rating of the Samsung Galaxy M55 and the Xiaomi 17 Ultra?

The Samsung Galaxy M55 has a MobileRank rating of 35/100, the Xiaomi 17 Ultra — 82/100.

Which has the better camera: the Samsung Galaxy M55 or the Xiaomi 17 Ultra?

The Xiaomi 17 Ultra leads on camera score (93/100 vs 41/100).

Which is more powerful: the Samsung Galaxy M55 or the Xiaomi 17 Ultra?

The Xiaomi 17 Ultra leads on performance (87/100 vs 1/100).

Should you choose the Samsung Galaxy M55 over the Xiaomi 17 Ultra?

The Samsung Galaxy M55 is a better fit for everyday use. The Xiaomi 17 Ultra is a better fit for gamers and power users, mobile photography enthusiasts.