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Mate 90 RS Ultimate vs Signature 27

Huawei Mate 90 RS Ultimate vs Motorola Signature 27

What Mate 90 RS Ultimate does better (6) and where Signature 27 wins (8) — every spec side by side.

Huawei · 2026Mate 90 RS Ultimate

9.5Score

6 advantages≈ $1,850

Motorola · 2026Signature 27

9.7Score

8 advantages

Higher score

9.0Display9.6

9.5Camera9.8

9.7Battery9.7

9.7Features9.4

Dimensions

Size comparison

Mate 90 RS UltimateSignature 27

	Mate 90 RS Ultimate	Signature 27	Difference
Height	164.5 mm	162.1 mm	+2.4 mm
Width	78.7 mm	76.4 mm	+2.3 mm
Thickness	8.4 mm	7.2 mm	+1.2 mm
Weight	248 g	191 g	+57 g

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

Why is Mate 90 RS Ultimate better than Signature 27?

Storage (max)2,048 GB vs 1,024 GB2×
Wired charging100 W vs 90 W+11%
Storage (base)512 GB vs 256 GB2×
eSIMYes · Signature 27: No
Main camera aperturef/1.4 vs f/1.9+36%
Resolution (width)1,320 px vs 1,264 px+4%

Why is Signature 27 better than Mate 90 RS Ultimate?

Peak brightness2,000 nits vs 6,200 nits3.1×
Refresh rate120 Hz vs 165 Hz+38%
Battery capacity6,800 mAh vs 7,000 mAh+3%
Selfie camera13 MP vs 50 MP3.8×
Weight248 g vs 191 g+30%
Optical zoom4× vs 5×+25%
Max video4K vs 8K
Thickness8.4 mm vs 7.2 mm+17%

Specifications

Side by side

Only differences	Huawei Mate 90 RS Ultimate≈ $1,8509.5	Motorola Signature 279.7
Design
Weight	248 g	191 g
Thickness	8.4 mm	7.2 mm
Height	164.5 mm	162.1 mm
Width	78.7 mm	76.4 mm
Frame	Titanium	Aluminium
Back	Plastic	—
Ingress protection	IP68	IP68
Water resistance (IPx)	IPx8	IPx8
Glass protection	Xuanwu Kunlun Glass	Corning Gorilla Glass Victus 2
Colours	White, Black, Red	Pantone: Coal Smoke, Capulet Olive
Display
Screen size	6.9″	6.8″
Panel	Dual-layer LTPO OLED	LTPO AMOLED
OLED panel	Yes	Yes
LTPO (adaptive 1–120 Hz)	Yes	Yes
Resolution (width)	1,320 px	1,264 px
Resolution (height)	2,848 px	2,780 px
Pixel density	455 ppi	449 ppi
Refresh rate	120 Hz	165 Hz
Peak brightness	2,000 nits	6,200 nits
Screen-to-body ratio	90.5%	90.2%
HDR	Yes	Yes
Performance
Chipset	Kirin 9050 Pro	Qualcomm SM8975 Snapdragon 8 Elite Extreme Gen 6
Chip maker	Kirin	Qualcomm
Process	—	2 nm
CPU cores	—	8
CPU frequency	—	5.01 GHz
GPU	—	Adreno 850
AnTuTu score	—	5,153,294
Geekbench 6 (multi-core)	—	12,703
Memory
RAM	16 GB	16 GB
Storage (max)	2,048 GB	1,024 GB
Storage (base)	512 GB	256 GB
Storage type	—	UFS 4.1
Memory card slot	No	No
Camera
Main camera	50 MP	50 MP
Main camera aperture	f/1.4	f/1.9
Main sensor size	1/1.28"	1/1.28"
Rear cameras	3	3
Optical stabilisation	Yes	Yes
Ultra-wide camera	Yes	Yes
Telephoto camera	Yes	Yes
Optical zoom	4×	5×
Max video	4K	8K
4K video frame rate	—	60 fps
Selfie camera	13 MP	50 MP
4K selfie video	Yes	Yes
Battery
Battery capacity	6,800 mAh	7,000 mAh
Battery type	—	Si/C
Wired charging	100 W	90 W
Wireless charging	Yes	Yes
Wireless charging power	50 W	50 W
Reverse wireless charging	Yes	Yes
Connectivity
5G	Yes	Yes
eSIM	Yes	No
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 7	Wi-Fi 7
Bluetooth	6	6
NFC	Yes	Yes
USB	USB Type-C 3.1	USB Type-C 3.1 Gen2
USB version	3.1	3.1
Video output	Yes	Yes
Ultra Wideband	—	Yes
Satellite messaging	Yes	—
Dual-band GPS	Yes	—
Satellite navigation	GLONASS, GALILEO, BDS, QZSS, NavIC	GLONASS, GALILEO, BDS, NavIC
Features
Stereo speakers	Yes	Yes
3.5 mm headphone jack	No	No
Fingerprint sensor	—	Under display, ultrasonic
3D face unlock	Yes	—
Barometer	Yes	—
Sensors	Face ID, fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer, altimeter	Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Software
OS at launch	HarmonyOS 7.0	Android 17
Platform	HarmonyOS	Android
Major OS updates promised	—	7