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InnoReviews

realme 15 5G vs Xiaomi 15 Ultra

realme 15 5G
64.9Inno Score
VS
WINNER
Xiaomi 15 Ultra

Xiaomi

Xiaomi 15 Ultra

$1,499

75.9Inno Score
46.7Performance79.1
88.3Display69.1
49.8Camera73.2
79.8Battery79
73.3Features78.7
8 spec wins — realme 15 5G4 spec wins — Xiaomi 15 Ultra

InnoReviews verdict

Xiaomi 15 Ultra wins this phone face-off, 75.9 to 64.9, pulling ahead mainly in performance (+32) and camera (+23). realme 15 5G still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the realme 15 5G

  • Stronger display score: 88 vs 69
  • 103% higher Peak brightness: 6,500 nits vs 3,200 nits
  • 56% higher Front camera: 50 MP vs 32 MP
  • 29% higher capacity: 7,000 mAh vs 5,410 mAh
  • 20% higher Refresh rate: 144 Hz vs 120 Hz

Reasons to pick the Xiaomi 15 Ultra

  • Stronger performance score: 79 vs 47
  • Stronger camera score: 73 vs 50
  • Stronger features score: 79 vs 73
  • 525% higher ultra-wide: 50 MP vs 8 MP
  • 33% higher RAM (max): 16 GB vs 12 GB

Display

Display comparison: realme 15 5G versus Xiaomi 15 Ultra
Specrealme 15 5GXiaomi 15 Ultra
Screen size6.8 ″+1%6.73 ″
Panel typeAMOLEDLTPO AMOLED
Resolution1280x28001440x3200
Pixel density453 ppi522 ppi+15%
Refresh rate144 Hz+20%120 Hz
Peak brightness6,500 nits+103%3,200 nits
Screen-to-body94 %+4%90 %

Performance

Performance comparison: realme 15 5G versus Xiaomi 15 Ultra
Specrealme 15 5GXiaomi 15 Ultra
ChipsetMediaTek Dimensity 7300+Snapdragon 8 Elite
AnTuTu—2,650,000
Geekbench 6 (single)—3,050Top 12%
Geekbench 6 (multi)—9,600Top 11%
RAM (max)12 GB16 GB+33%
Storage options128/256GB256/512GB/1TB
Storage typeUFS 3.1UFS 4.1

Camera

Camera comparison: realme 15 5G versus Xiaomi 15 Ultra
Specrealme 15 5GXiaomi 15 Ultra
Main camera50 MP50 MP
Main aperturef/1.8f/1.63
Ultra-wide8 MP50 MP+525%
Telephoto—200 MP
Optical zoom—4.3 x
Max video4K@30fps8K@30fps
Front camera50 MP+56%32 MP
OISYesYes

Battery

Battery comparison: realme 15 5G versus Xiaomi 15 Ultra
Specrealme 15 5GXiaomi 15 Ultra
Capacity7,000 mAh+29%5,410 mAh
Wired charging80 W90 W+13%
Wireless charging—80 W
Active use endurance—12 h

Design

Design comparison: realme 15 5G versus Xiaomi 15 Ultra
Specrealme 15 5GXiaomi 15 Ultra
Weight187 g+17%226 g
Thickness7.7 mm+18%9.4 mm
IP ratingIP68/IP69IP68
Frame material—Aluminum

Connectivity

Connectivity comparison: realme 15 5G versus Xiaomi 15 Ultra
Specrealme 15 5GXiaomi 15 Ultra
5GYesYes
Wi-FiWi-Fi 5/6Wi-Fi 7
Bluetooth5.46.0
NFC—Yes
USBUSB Type-CUSB-C 3.2
eSIM—Yes

Software

Software comparison: realme 15 5G versus Xiaomi 15 Ultra
Specrealme 15 5GXiaomi 15 Ultra
OS at launchAndroid 15 (realme UI 6.0)Android 15 (HyperOS 2)
OS update pledge—4 years

Audio

Audio comparison: realme 15 5G versus Xiaomi 15 Ultra
Specrealme 15 5GXiaomi 15 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

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