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InnoReviews

Ulefone Armor 28 Ultra vs Vivo X300

Ulefone Armor 28 Ultra
61.6Inno Score
VS
WINNER
Vivo X300
81.8Inno Score
55.2Performance85.4
53.7Display73.5
46.8Camera78.1
94.7Battery87.2
60Features84
5 spec wins — Ulefone Armor 28 Ultra10 spec wins — Vivo X300

InnoReviews verdict

Vivo X300 wins this phone face-off, 81.8 to 61.6, pulling ahead mainly in camera (+31) and performance (+30). 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 87
  • 75% higher capacity: 10,600 mAh vs 6,040 mAh
  • 33% higher Wired charging: 120 W vs 90 W
  • 25% higher Wireless charging: 50 W vs 40 W
  • Has 3.5mm jack — the other doesn't

Reasons to pick the Vivo X300

  • Stronger performance score: 85 vs 55
  • Stronger display score: 74 vs 54
  • Stronger camera score: 78 vs 47
  • Stronger features score: 84 vs 60
  • 300% higher Main camera: 200 MP vs 50 MP

Display

Display comparison: Ulefone Armor 28 Ultra versus Vivo X300
SpecUlefone Armor 28 UltraVivo X300
Screen size6.67 ″+6%6.31 ″
Panel typeAMOLEDLTPO AMOLED
Resolution1080x24001216x2640
Pixel density395 ppi461 ppi+17%
Refresh rate120 Hz120 Hz
Peak brightness2,200 nits4,500 nits+105%
Screen-to-body—90.1 %

Performance

Performance comparison: Ulefone Armor 28 Ultra versus Vivo X300
SpecUlefone Armor 28 UltraVivo X300
ChipsetMediaTek Dimensity 9300+MediaTek Dimensity 9500
AnTuTu—3,416,530
Geekbench 6 (single)2,158Top 29%3,446+60%Top 7%
Geekbench 6 (multi)7,082Top 22%9,843+39%Top 8%
RAM (max)16 GB16 GB
Storage options1TB256/512GB/1TB
Storage typeUFS 4.0UFS 4.1

Camera

Camera comparison: Ulefone Armor 28 Ultra versus Vivo X300
SpecUlefone Armor 28 UltraVivo X300
Main camera50 MP200 MP+300%
Main aperturef/1.9f/1.68
Ultra-wide50 MP50 MP
Telephoto—50 MP
Optical zoom—3 x
Max video8K@30fps4K@120fps
Front camera50 MP50 MP
OISNoYes

Battery

Battery comparison: Ulefone Armor 28 Ultra versus Vivo X300
SpecUlefone Armor 28 UltraVivo X300
Capacity10,600 mAh+75%6,040 mAh
Wired charging120 W+33%90 W
Wireless charging50 W+25%40 W
Active use endurance—17.5 h

Design

Design comparison: Ulefone Armor 28 Ultra versus Vivo X300
SpecUlefone Armor 28 UltraVivo X300
Weight450 g190 g+58%
Thickness19.4 mm8 mm+59%
IP ratingIP68/IP69KIP68/IP69
Frame material—Aluminum

Connectivity

Connectivity comparison: Ulefone Armor 28 Ultra versus Vivo X300
SpecUlefone Armor 28 UltraVivo X300
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB-C 3.2 Gen 2USB-C 3.2
eSIMNoYes

Software

Software comparison: Ulefone Armor 28 Ultra versus Vivo X300
SpecUlefone Armor 28 UltraVivo X300
OS at launchAndroid 14Android 16 (OriginOS 6)
OS update pledge—5 years

Audio

Audio comparison: Ulefone Armor 28 Ultra versus Vivo X300
SpecUlefone Armor 28 UltraVivo X300
Stereo speakersNoYes
3.5mm jackYesNo

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