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  3. Armor 28 Ultra Thermal vs 17

UleFone Armor 28 Ultra Thermal vs Xiaomi 17

What Armor 28 Ultra Thermal does better (7) and where 17 wins (15) — every spec side by side.

UleFone Armor 28 Ultra Thermal
UleFone · 2025Armor 28 Ultra Thermal
9.3Score
7 advantages≈ $950
vs
Xiaomi 17
Xiaomi · 202517
9.6Score
15 advantages≈ $970
Higher score
8.6Display8.8
8.2Camera9.3
9.8Battery9.7
8.5Features9.7
Dimensions

Size comparison

Armor 28 Ultra Thermal17
83.6 × 174.219.471.8 × 151.18.1
Armor 28 Ultra Thermal17Difference
Height174.2 mm151.1 mm+23.1 mm
Width83.6 mm71.8 mm+11.8 mm
Thickness19.4 mm8.1 mm+11.3 mm
Weight450 g191 g+259 g

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

Why is Armor 28 Ultra Thermal better than 17?

  1. Battery capacity10,600 mAh vs 6,330 mAh+67%
  2. Wired charging120 W vs 100 W+20%
  3. Storage (base)1,024 GB vs 256 GB4×
  4. Memory card slotYes · 17: No
  5. 3.5 mm headphone jackYes · 17: No
  6. Screen size6.7″ vs 6.3″+6%
  7. Charged in 30 min120% vs 71%+69%

Why is 17 better than Armor 28 Ultra Thermal?

  1. Weight450 g vs 191 g2.4×
  2. Optical stabilisationNo · Armor 28 Ultra Thermal: Yes
  3. Telephoto cameraNo · Armor 28 Ultra Thermal: Yes
  4. Stereo speakersNo · Armor 28 Ultra Thermal: Yes
  5. Refresh rate120 Hz vs 160 Hz+33%
  6. Peak brightness2,200 nits vs 3,500 nits+59%
  7. CPU frequency3.25 GHz vs 4.6 GHz+42%
  8. Thickness19.4 mm vs 8.1 mm2.4×
  9. 4K selfie videoNo · Armor 28 Ultra Thermal: Yes
  10. eSIMNo · Armor 28 Ultra Thermal: Yes
  11. Pixel density395 ppi vs 460 ppi+16%
  12. Process4 nm vs 3 nm+33%
Specifications

Side by side

Xiaomi 17Xiaomi 17≈ $9709.6
Design
Weight450 g191 g
Thickness19.4 mm8.1 mm
Height174.2 mm151.1 mm
Width83.6 mm71.8 mm
Frame—Aluminium
Back—Glass
Ingress protectionIP68IP68
Water resistance (IPx)IPx8IPx8
Glass protectionCorning Gorilla Glass VictusXiaomi Shield Glass (Global), Dragon Crystal Glass (China)
ColoursBlackBlack, Venture Green, Alpine Pink, Ice Blue, White
Display
Screen size6.7″6.3″
PanelAMOLEDLTPO AMOLED
OLED panelYesYes
LTPO (adaptive 1–120 Hz)—Yes
Resolution (width)1,080 px1,220 px
Resolution (height)2,460 px2,656 px
Pixel density395 ppi460 ppi
Refresh rate120 Hz160 Hz
Peak brightness2,200 nits3,500 nits
Measured brightness—1,087 nits
Screen-to-body ratio75.5%91.1%
HDR—Yes
Performance
ChipsetMediatek Dimensity 9300+Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5
Chip makerMediaTekQualcomm
Process4 nm3 nm
CPU cores88
CPU frequency3.25 GHz4.6 GHz
GPUImmortalis-G720 MC12Adreno 840
AnTuTu score—2,670,664
Geekbench 6 (multi-core)—10,459
3DMark Wild Life Extreme—5,976
Memory
RAM16 GB16 GB
Storage (max)1,024 GB1,024 GB
Storage (base)1,024 GB256 GB
Storage typeUFS 4.0UFS 4.1
Memory card slotYesNo
Camera
Main camera50 MP50 MP
Main camera aperturef/1.9f/1.7
Main sensor size1"1/1.31"
Rear cameras33
Optical stabilisationNoYes
Ultra-wide cameraYesYes
Telephoto cameraNoYes
Optical zoom—2.6×
Max video8K8K
4K video frame rate60 fps60 fps
Selfie camera50 MP50 MP
4K selfie videoNoYes
Battery
Battery capacity10,600 mAh6,330 mAh
Battery typeLi-IonSi/C
Active use (test)—21.8 h
Wired charging120 W100 W
Charged in 30 min120%71%
Wireless chargingYesYes
Wireless charging power50 W50 W
Reverse wireless chargingYesYes
Connectivity
5GYesYes
eSIMNoYes
Dual SIMYesYes
Wi-Fi standardWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB Type-C 3.2 Gen2USB Type-C 3.2
USB version3.23.2
Video outputYesYes
Satellite messagingYes—
Infrared portYesYes
Dual-band GPS—Yes
Satellite navigationGLONASS, GALILEO, BDS, QZSS, NavICGLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakersNoYes
3.5 mm headphone jackYesNo
Loudspeaker loudness—-26.6 LUFS
Fingerprint sensorSideUnder display, ultrasonic
BarometerYesYes
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometerFingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
Software
OS at launchAndroid 15Android 16
PlatformAndroidAndroid
Interface—HyperOS 3
EU label
Energy class—A
Battery charge cycles—1,000
Endurance per cycle—64 h
Repairability class—C
Drop resistance class—A
To compare: 0up to 4 models
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