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InnoReviews

OPPO Reno15 vs Xiaomi 15 Ultra

OPPO Reno15
73.7Inno Score
VS
WINNER
Xiaomi 15 Ultra

Xiaomi

Xiaomi 15 Ultra

$1,499

75.9Inno Score
70.7Performance79.1
61Display69.1
79.1Camera73.2
72.3Battery79
100Features78.7
6 spec wins — OPPO Reno158 spec wins — Xiaomi 15 Ultra

InnoReviews verdict

Xiaomi 15 Ultra wins this phone face-off, 75.9 to 73.7, pulling ahead mainly in performance (+8) and display (+8). OPPO Reno15 still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the OPPO Reno15

  • Stronger camera score: 79 vs 73
  • Stronger features score: 100 vs 79
  • 300% higher Main camera: 200 MP vs 50 MP
  • 56% higher Front camera: 50 MP vs 32 MP
  • 17% lower weight: 187 g vs 226 g

Reasons to pick the Xiaomi 15 Ultra

  • Stronger performance score: 79 vs 71
  • Stronger display score: 69 vs 61
  • Stronger battery score: 79 vs 72
  • 300% higher telephoto: 200 MP vs 50 MP
  • 78% higher Peak brightness: 3,200 nits vs 1,800 nits

Display

Display comparison: OPPO Reno15 versus Xiaomi 15 Ultra
SpecOPPO Reno15Xiaomi 15 Ultra
Screen size6.32 ″6.73 ″+6%
Panel typeAMOLEDLTPO AMOLED
Resolution2640x12161440x3200
Pixel density460 ppi522 ppi+13%
Refresh rate120 Hz120 Hz
Peak brightness1,800 nits3,200 nits+78%
Screen-to-body93.4 %+4%90 %

Performance

Performance comparison: OPPO Reno15 versus Xiaomi 15 Ultra
SpecOPPO Reno15Xiaomi 15 Ultra
ChipsetMediaTek Dimensity 8450Snapdragon 8 Elite
AnTuTu2,077,0982,650,000+28%
Geekbench 6 (single)—3,050Top 12%
Geekbench 6 (multi)—9,600Top 11%
RAM (max)12 GB16 GB+33%
Storage options256GB / 512GB256/512GB/1TB
Storage typeUFS 3.1UFS 4.1

Camera

Camera comparison: OPPO Reno15 versus Xiaomi 15 Ultra
SpecOPPO Reno15Xiaomi 15 Ultra
Main camera200 MP+300%50 MP
Main aperturef/1.8f/1.63
Ultra-wide50 MP50 MP
Telephoto50 MP200 MP+300%
Optical zoom3.5 x4.3 x+23%
Max video4K@60fps8K@30fps
Front camera50 MP+56%32 MP
OISYesYes

Battery

Battery comparison: OPPO Reno15 versus Xiaomi 15 Ultra
SpecOPPO Reno15Xiaomi 15 Ultra
Capacity6,200 mAh+15%5,410 mAh
Wired charging80 W90 W+13%
Wireless charging—80 W
Active use endurance—12 h

Design

Design comparison: OPPO Reno15 versus Xiaomi 15 Ultra
SpecOPPO Reno15Xiaomi 15 Ultra
Weight187 g+17%226 g
Thickness8 mm+15%9.4 mm
IP ratingIP66/IP68/IP69IP68
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: OPPO Reno15 versus Xiaomi 15 Ultra
SpecOPPO Reno15Xiaomi 15 Ultra
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth5.46.0
NFCYesYes
USBUSB-CUSB-C 3.2
eSIMYesYes

Software

Software comparison: OPPO Reno15 versus Xiaomi 15 Ultra
SpecOPPO Reno15Xiaomi 15 Ultra
OS at launchAndroid 16 (ColorOS 16)Android 15 (HyperOS 2)
OS update pledge—4 years

Audio

Audio comparison: OPPO Reno15 versus Xiaomi 15 Ultra
SpecOPPO Reno15Xiaomi 15 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

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