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InnoReviews

Ulefone Armor 28 Ultra vs Xiaomi 15

Ulefone Armor 28 Ultra
61.6Inno Score
VS
WINNER
Xiaomi 15

Xiaomi

Xiaomi 15
73.4Inno Score
55.2Performance76.7
53.7Display64.5
46.8Camera64.7
94.7Battery83.5
60Features78.7
6 spec wins — Ulefone Armor 28 Ultra9 spec wins — Xiaomi 15

InnoReviews verdict

Xiaomi 15 wins this phone face-off, 73.4 to 61.6, pulling ahead mainly in performance (+22) and features (+19). Ulefone Armor 28 Ultra still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the Ulefone Armor 28 Ultra

  • Stronger battery score: 95 vs 84
  • 102% higher capacity: 10,600 mAh vs 5,240 mAh
  • 56% higher Front camera: 50 MP vs 32 MP
  • 33% higher RAM (max): 16 GB vs 12 GB
  • 33% higher Wired charging: 120 W vs 90 W

Reasons to pick the Xiaomi 15

  • Stronger performance score: 77 vs 55
  • Stronger display score: 65 vs 54
  • Stronger camera score: 65 vs 47
  • Stronger features score: 79 vs 60
  • 58% lower weight: 191 g vs 450 g

Display

Display comparison: Ulefone Armor 28 Ultra versus Xiaomi 15
SpecUlefone Armor 28 UltraXiaomi 15
Screen size6.67 ″+5%6.36 ″
Panel typeAMOLEDLTPO AMOLED
Resolution1080x24001200x2670
Pixel density395 ppi460 ppi+16%
Refresh rate120 Hz120 Hz
Peak brightness2,200 nits3,200 nits+45%

Performance

Performance comparison: Ulefone Armor 28 Ultra versus Xiaomi 15
SpecUlefone Armor 28 UltraXiaomi 15
ChipsetMediaTek Dimensity 9300+Snapdragon 8 Elite
AnTuTu—2,914,100Top 17%
AnTuTu 11 (CPU)—874,340Top 14%
AnTuTu 11 (GPU)—1,069,991Top 17%
AnTuTu 11 (Memory)—379,667Top 20%
AnTuTu 11 (UX)—590,102Top 20%
Geekbench 6 (single)2,158Top 29%2,972+38%Top 15%
Geekbench 6 (multi)7,082Top 22%9,330+32%Top 12%
Wild Life Extreme stability—89 %Top 50%
RAM (max)16 GB+33%12 GB
Storage options1TB256/512GB
Storage typeUFS 4.0UFS 4.0

Camera

Camera comparison: Ulefone Armor 28 Ultra versus Xiaomi 15
SpecUlefone Armor 28 UltraXiaomi 15
Main camera50 MP50 MP
Main aperturef/1.9f/1.62
Ultra-wide50 MP50 MP
Telephoto—50 MP
Optical zoom—2.6 x
Max video8K@30fps8K@30fps
Front camera50 MP+56%32 MP
OISNoYes

Battery

Battery comparison: Ulefone Armor 28 Ultra versus Xiaomi 15
SpecUlefone Armor 28 UltraXiaomi 15
Capacity10,600 mAh+102%5,240 mAh
Wired charging120 W+33%90 W
Wireless charging50 W50 W
Active use endurance—16.5 h

Design

Design comparison: Ulefone Armor 28 Ultra versus Xiaomi 15
SpecUlefone Armor 28 UltraXiaomi 15
Weight450 g191 g+58%
Thickness19.4 mm8.1 mm+58%
IP ratingIP68/IP69KIP68
Frame material—Aluminum

Connectivity

Connectivity comparison: Ulefone Armor 28 Ultra versus Xiaomi 15
SpecUlefone Armor 28 UltraXiaomi 15
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.46.0
NFCYesYes
USBUSB-C 3.2 Gen 2USB-C 3.2
eSIMNoYes

Software

Software comparison: Ulefone Armor 28 Ultra versus Xiaomi 15
SpecUlefone Armor 28 UltraXiaomi 15
OS at launchAndroid 14Android 15 (HyperOS 2)
OS update pledge—4 years

Audio

Audio comparison: Ulefone Armor 28 Ultra versus Xiaomi 15
SpecUlefone Armor 28 UltraXiaomi 15
Stereo speakersNoYes
3.5mm jackYesNo

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