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  3. Armor 28 Ultra vs Redmi Note 15 Pro+ (China)

UleFone Armor 28 Ultra vs Xiaomi Redmi Note 15 Pro+ (China)

What Armor 28 Ultra does better (12) and where Redmi Note 15 Pro+ (China) wins (11) — every spec side by side.

UleFone Armor 28 Ultra
UleFone · 2025Armor 28 Ultra
9.3Score
12 advantages≈ $850
vs
Xiaomi Redmi Note 15 Pro+ (China)
Xiaomi · 2025Redmi Note 15 Pro+ (China)
9.3Score
11 advantages
Higher score
8.6Display9.4
8.2Camera8.6
9.8Battery9.4
8.5Features8.9
Dimensions

Size comparison

Armor 28 UltraRedmi Note 15 Pro+ (China)
83.6 × 174.219.478.3 × 163.37.9
Armor 28 UltraRedmi Note 15 Pro+ (China)Difference
Height174.2 mm163.3 mm+10.9 mm
Width83.6 mm78.3 mm+5.3 mm
Thickness19.4 mm7.9 mm+11.5 mm
Weight450 g211 g+239 g

Drawn to the same scale from the official dimensions (front and side).

Why is Armor 28 Ultra better than Redmi Note 15 Pro+ (China)?

  1. Battery capacity10,600 mAh vs 7,000 mAh+51%
  2. Wireless chargingYes · Redmi Note 15 Pro+ (China): No
  3. Wired charging120 W vs 90 W+33%
  4. Storage (base)1,024 GB vs 256 GB4×
  5. CPU frequency3.4 GHz vs 2.7 GHz+26%
  6. Memory card slotYes · Redmi Note 15 Pro+ (China): No
  7. Max video8K vs 4K
  8. 4K video frame rate60 fps vs 30 fps2×
  9. 3.5 mm headphone jackYes · Redmi Note 15 Pro+ (China): No
  10. USB version3.2 vs 2+60%
  11. Selfie camera50 MP vs 32 MP+56%
  12. Wi-Fi standardWi-Fi 7 vs Wi-Fi 6+17%

Why is Redmi Note 15 Pro+ (China) better than Armor 28 Ultra?

  1. Weight450 g vs 211 g2.1×
  2. Optical stabilisationNo · Armor 28 Ultra: Yes
  3. Telephoto cameraNo · Armor 28 Ultra: Yes
  4. Stereo speakersNo · Armor 28 Ultra: Yes
  5. Peak brightness2,200 nits vs 3,200 nits+45%
  6. Thickness19.4 mm vs 7.9 mm2.5×
  7. Pixel density395 ppi vs 443 ppi+12%
  8. Screen size6.7″ vs 6.8″+2%
  9. Main camera aperturef/1.9 vs f/1.6+19%
  10. Screen-to-body ratio73.8% vs 86.8%+18%
  11. Resolution (width)1,080 px vs 1,220 px+13%
Specifications

Side by side

UleFone Armor 28 UltraUleFone Armor 28 Ultra≈ $8509.3
Xiaomi Redmi Note 15 Pro+ (China)Xiaomi Redmi Note 15 Pro+ (China)9.3
Design
Weight450 g211 g
Thickness19.4 mm7.9 mm
Height174.2 mm163.3 mm
Width83.6 mm78.3 mm
Ingress protectionIP68IP68
Water resistance (IPx)IPx8IPx8
Glass protectionCorning Gorilla Glass VictusXiaomi Dragon Crystal Glass
ColoursBlackBlack, Purple, Blue, White
Display
Screen size6.7″6.8″
PanelAMOLEDAMOLED
OLED panelYesYes
Resolution (width)1,080 px1,220 px
Resolution (height)2,400 px2,772 px
Pixel density395 ppi443 ppi
Refresh rate120 Hz120 Hz
Peak brightness2,200 nits3,200 nits
Screen-to-body ratio73.8%86.8%
HDR—Yes
Performance
ChipsetMediatek Dimensity 9300+Qualcomm SM7635-AC Snapdragon 7s Gen 4
Chip makerMediaTekQualcomm
Process4 nm4 nm
CPU cores88
CPU frequency3.4 GHz2.7 GHz
GPUImmortalis-G720 MC12Adreno 810
Memory
RAM16 GB16 GB
Storage (max)1,024 GB1,024 GB
Storage (base)1,024 GB256 GB
Storage typeUFS 4.0UFS 2.2
Memory card slotYesNo
Camera
Main camera50 MP50 MP
Main camera aperturef/1.9f/1.6
Main sensor size1"1/1.55"
Rear cameras33
Optical stabilisationNoYes
Ultra-wide cameraYesYes
Telephoto cameraNoYes
Optical zoom—2.5×
Max video8K4K
4K video frame rate60 fps30 fps
Selfie camera50 MP32 MP
4K selfie videoNoNo
Battery
Battery capacity10,600 mAh7,000 mAh
Battery typeLi-IonLi-Ion
Wired charging120 W90 W
Charged in 30 min120%—
Wireless chargingYesNo
Wireless charging power50 W—
Connectivity
5GYesYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 7Wi-Fi 6
Bluetooth5.45.4
NFCYesYes
USBUSB Type-C 3.2 Gen2USB Type-C 2.0
USB version3.22
Dual-band GPS—Yes
Satellite navigationGLONASS, GALILEO, BDS, QZSS, NavICGLONASS, GALILEO, BDS, QZSS
Features
Stereo speakersNoYes
3.5 mm headphone jackYesNo
Fingerprint sensorSideUnder display
BarometerYes—
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometerFingerprint (under display, optical), accelerometer, gyro, compass, proximity
Software
OS at launchAndroid 15Android 15
PlatformAndroidAndroid
Interface—HyperOS 2
EU label
Energy classA—
Battery charge cycles1,000—
Endurance per cycle112 h—
Repairability classB—
Drop resistance classA—

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