Screen size
Signature 27Winner: 6.8"+34%
XT9284.5"
Quick verdict
Signature 27 leads the measured specs 18-4.
Measured wins
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18
spec wins
Overall winner
Ties
0
equal specs
XT928
4
spec wins
Screen size
Technology
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GSM / HSPA / LTE / 5G
XT928
GSM / CDMA / HSPA / EVDO
2G bands
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GSM 850 / 900 / 1800 / 1900
XT928
CDMA 800 / 1900 , GSM 850 / 900 / 1800 / 1900
3G bands
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HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
XT928
CDMA2000 1xEV-DO , HSDPA 2100
4G bands
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LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
3.5mm jack
SD card
Stereo speakers
XT928
-
5G bands
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SA/NSA/Sub6
XT928
-
Speed
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HSPA, LTE, 5G
XT928
HSPA, EV-DO Rev. A 3.1 Mbps
Announced
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2026, September 22
XT928
2011, December. Released 2011, December
Status
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Coming soon. Exp. release 2026, Oct-Nov
XT928
Discontinued
Dimensions
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-
XT928
134.8 x 67.6 x 9.9 mm (5.31 x 2.66 x 0.39 in)
Weight
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-
XT928
149 g (5.26 oz)
Build
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Glass front (Gorilla Glass Victus 2), aluminum frame
XT928
-
SIM
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Nano-SIM + Nano-SIM
XT928
Mini-SIM
Other
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IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.2m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
XT928
-
Type
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LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+
XT928
IPS LCD
Size
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6.8 inches, 112.4 cm2
XT928
4.5 inches, 55.8 cm2 (~61.3% screen-to-body ratio)
Resolution
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1264 x 2780 pixels (~449 ppi density)
XT928
720 x 1280 pixels, 16:9 ratio (~326 ppi density)
Protection
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Corning Gorilla Glass Victus 2
XT928
-
OS
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Android 17, up to 7 major OS updates
XT928
Android 2.3 (Gingerbread)
Chipset
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Qualcomm SM8975 Snapdragon 8 Elite Extreme Gen 6 (2 nm)
XT928
-
CPU
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Octa-core (2x5.01 GHz Prime + 3x4.03 GHz Performance + 3x3.74 GHz Performance)
XT928
Dual-core 1.2 GHz
GPU
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Adreno 850
XT928
-
Card slot
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No
XT928
microSDHC (dedicated slot)
Internal
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256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
XT928
16GB
Other
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UFS 4.1
XT928
-
Triple
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50 MP, (wide), 1/1.28", 1.22µm, PDAF, OIS 200 MP, (periscope telephoto), PDAF, OIS, 5x optical zoom 50 MP, f/2.0, 12mm, 122˚ (ultrawide), 1/2.76", 0.64µm, PDAF
XT928
-
Features
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Dual-LED flash, HDR, panorama
XT928
LED flash
Video
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8K@30fps (Dolby Vision), 4K@30/60fps (Dolby Vision), 4K@120fps, 1080p@30/60/120/240fps, 10-bit HDR10+, gyro-EIS
XT928
1080p@30fps
Single
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-
XT928
13 MP, AF
Single
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50 MP, f/2.0, 21mm (wide), 1/2.93", 0.6µm, dual-pixel PDAF
XT928
Yes
Features
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HDR
XT928
-
Video
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4K@30/60fps, 1080p@30/60/120/240fps, HDR
XT928
Loudspeaker
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Yes, with stereo speakers (with Dolby Atmos)
XT928
Yes
3.5mm jack
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No
XT928
Yes
Other
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24-bit/192kHz Hi-Res & Hi-Res Wireless audio Sound by Bang & Olufsen
XT928
-
WLAN
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Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
XT928
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
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6.0, A2DP, LE
XT928
2.1, A2DP, EDR
Positioning
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GPS, GLONASS, GALILEO, BDS, NavIC
XT928
GPS, A-GPS
NFC
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Yes
XT928
-
Radio
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No
XT928
No
USB
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USB Type-C 3.1 Gen2, OTG, DisplayPort 1.4
XT928
microUSB 2.0
Sensors
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Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
XT928
Accelerometer, proximity, compass
Other
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Smart Connect (Ready For) support Ultra Wideband (UWB) support
XT928
HDMI port MP3/AAC+/WAV/WMA player MP4/H.264/WMV player Organizer Document viewer/editor Voice memo/dial/commands Predictive text input
Type
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Si/C Li-Ion 7000 mAh
XT928
Removable Li-Ion 1735 mAh battery
Charging
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90W wired 50W wireless 10W reverse wireless 5W reverse wired
XT928
-
Stand-by
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-
XT928
Up to 260 h
Talk time
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-
XT928
Up to 7 h 40 min
Colors
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Pantone: Coal Smoke, Capulet Olive
XT928
Black
Price
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-
XT928
About 280 EUR