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Armor 29 Pro Thermal vs Redmi Note 15 Pro+ (China)

UleFone Armor 29 Pro Thermal vs Xiaomi Redmi Note 15 Pro+ (China)

What Armor 29 Pro Thermal does better (7) and where Redmi Note 15 Pro+ (China) wins (13) — every spec side by side.

UleFone · 2025Armor 29 Pro Thermal

9.1Score

7 advantages≈ $640

Xiaomi · 2025Redmi Note 15 Pro+ (China)

9.3Score

13 advantages

Higher score

8.6Display9.4

7.3Camera8.6

9.7Battery9.4

8.4Features8.9

Dimensions

Size comparison

Armor 29 Pro ThermalRedmi Note 15 Pro+ (China)

	Armor 29 Pro Thermal	Redmi Note 15 Pro+ (China)	Difference
Height	177.4 mm	163.3 mm	+14.1 mm
Width	85.6 mm	78.3 mm	+7.3 mm
Thickness	33.8 mm	7.9 mm	+25.9 mm
Weight	688 g	211 g	+477 g

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

Why is Armor 29 Pro Thermal better than Redmi Note 15 Pro+ (China)?

Battery capacity21,200 mAh vs 7,000 mAh3×
Wired charging120 W vs 90 W+33%
Storage (base)512 GB vs 256 GB2×
Memory card slotYes · Redmi Note 15 Pro+ (China): No
3.5 mm headphone jackYes · Redmi Note 15 Pro+ (China): No
Selfie camera50 MP vs 32 MP+56%
Wi-Fi standardWi-Fi 6E vs Wi-Fi 6+8%

Why is Redmi Note 15 Pro+ (China) better than Armor 29 Pro Thermal?

Weight688 g vs 211 g3.3×
Storage (max)512 GB vs 1,024 GB2×
Optical stabilisationNo · Armor 29 Pro Thermal: Yes
Telephoto cameraNo · Armor 29 Pro Thermal: Yes
Stereo speakersNo · Armor 29 Pro Thermal: Yes
Peak brightness2,200 nits vs 3,200 nits+45%
Thickness33.8 mm vs 7.9 mm4.3×
Pixel density395 ppi vs 443 ppi+12%
CPU frequency2.6 GHz vs 2.7 GHz+4%
Screen size6.7″ vs 6.8″+2%
Main camera aperturef/2 vs f/1.6+25%
Screen-to-body ratio70.7% vs 86.8%+23%

Specifications

Side by side

Only differences	UleFone Armor 29 Pro Thermal≈ $6409.1	Xiaomi Redmi Note 15 Pro+ (China)9.3
Design
Weight	688 g	211 g
Thickness	33.8 mm	7.9 mm
Height	177.4 mm	163.3 mm
Width	85.6 mm	78.3 mm
Ingress protection	IP68	IP68
Water resistance (IPx)	IPx8	IPx8
Glass protection	Corning Gorilla Glass 3	Xiaomi Dragon Crystal Glass
Colours	Black	Black, Purple, Blue, White
Display
Screen size	6.7″	6.8″
Panel	AMOLED	AMOLED
OLED panel	Yes	Yes
Resolution (width)	1,080 px	1,220 px
Resolution (height)	2,400 px	2,772 px
Pixel density	395 ppi	443 ppi
Refresh rate	120 Hz	120 Hz
Peak brightness	2,200 nits	3,200 nits
Screen-to-body ratio	70.7%	86.8%
HDR	—	Yes
Performance
Chipset	Mediatek Dimensity 7400	Qualcomm SM7635-AC Snapdragon 7s Gen 4
Chip maker	MediaTek	Qualcomm
Process	4 nm	4 nm
CPU cores	8	8
CPU frequency	2.6 GHz	2.7 GHz
GPU	Mali-G615 MC2	Adreno 810
Memory
RAM	16 GB	16 GB
Storage (max)	512 GB	1,024 GB
Storage (base)	512 GB	256 GB
Storage type	UFS 3.1	UFS 2.2
Memory card slot	Yes	No
Camera
Main camera	50 MP	50 MP
Main camera aperture	f/2	f/1.6
Main sensor size	1/1.31"	1/1.55"
Rear cameras	3	3
Optical stabilisation	No	Yes
Ultra-wide camera	Yes	Yes
Telephoto camera	No	Yes
Optical zoom	—	2.5×
Max video	4K	4K
4K video frame rate	30 fps	30 fps
Selfie camera	50 MP	32 MP
4K selfie video	No	No
Battery
Battery capacity	21,200 mAh	7,000 mAh
Battery type	Li-Ion	Li-Ion
Wired charging	120 W	90 W
Charged in 30 min	60%	—
Wireless charging	No	No
Connectivity
5G	Yes	Yes
eSIM	No	No
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 6E	Wi-Fi 6
Bluetooth	5.4	5.4
NFC	Yes	Yes
USB	USB Type-C 2.0	USB Type-C 2.0
USB version	2	2
Dual-band GPS	—	Yes
Satellite navigation	GLONASS, GALILEO, BDS, QZSS, NavIC	GLONASS, GALILEO, BDS, QZSS
Features
Stereo speakers	No	Yes
3.5 mm headphone jack	Yes	No
Fingerprint sensor	Side	Under display
Barometer	Yes	—
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer	Fingerprint (under display, optical), accelerometer, gyro, compass, proximity
Software
OS at launch	Android 15	Android 15
Platform	Android	Android
Interface	—	HyperOS 2