Screen size
Signature 27Winner: 6.8"+74%
W3881.8"
Quick verdict
Signature 27 leads the measured specs 18-3.
Measured wins
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18
spec wins
Overall winner
Ties
1
equal specs
W388
3
spec wins
Screen size
Technology
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GSM / HSPA / LTE / 5G
W388
GSM
2G bands
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GSM 850 / 900 / 1800 / 1900
W388
GSM 900 / 1800 , GSM 850 / 1900
3G bands
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HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
W388
-
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
equal specsSD card
Stereo speakers
W388
-
5G bands
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SA/NSA/Sub6
W388
-
Speed
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HSPA, LTE, 5G
W388
-
GPRS
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-
W388
Class 10
EDGE
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-
W388
No
Announced
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2026, September 22
W388
2008, July. Released 2008, July
Status
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Coming soon. Exp. release 2026, Oct-Nov
W388
Discontinued
Dimensions
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-
W388
109 x 46 x 14.7 mm (4.29 x 1.81 x 0.58 in)
Weight
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-
W388
86 g (3.25 oz)
Build
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Glass front (Gorilla Glass Victus 2), aluminum frame
W388
-
SIM
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Nano-SIM + Nano-SIM
W388
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
W388
-
Type
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LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+
W388
TFT, 65K colors
Size
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6.8 inches, 112.4 cm2
W388
1.8 inches, 10.2 cm2 (~20.3% screen-to-body ratio)
Resolution
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1264 x 2780 pixels (~449 ppi density)
W388
128 x 160 pixels (~114 ppi density)
Protection
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Corning Gorilla Glass Victus 2
W388
-
Other
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-
W388
Screensavers and wallpapers Downloadable logos
OS
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Android 17, up to 7 major OS updates
W388
-
Chipset
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Qualcomm SM8975 Snapdragon 8 Elite Extreme Gen 6 (2 nm)
W388
-
CPU
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Octa-core (2x5.01 GHz Prime + 3x4.03 GHz Performance + 3x3.74 GHz Performance)
W388
-
GPU
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Adreno 850
W388
-
Card slot
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No
W388
microSD (dedicated slot)
Internal
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256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
W388
7.5MB
Other
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UFS 4.1
W388
-
Phonebook
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-
W388
Yes
Call records
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-
W388
10 dialed, 10 received, 10 missed calls
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
W388
-
Features
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Dual-LED flash, HDR, panorama
W388
-
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
W388
No
Single
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-
W388
VGA
Single
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50 MP, f/2.0, 21mm (wide), 1/2.93", 0.6µm, dual-pixel PDAF
W388
-
Features
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HDR
W388
-
Video
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4K@30/60fps, 1080p@30/60/120/240fps, HDR
W388
-
Other
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-
W388
No
Loudspeaker
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Yes, with stereo speakers (with Dolby Atmos)
W388
Yes
3.5mm jack
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No
W388
No
Other
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24-bit/192kHz Hi-Res & Hi-Res Wireless audio Sound by Bang & Olufsen
W388
-
Alert types
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-
W388
Vibration; Downloadable polyphonic, MP3 ringtones, composer
WLAN
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Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
W388
No
Bluetooth
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6.0, A2DP, LE
W388
No
Positioning
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GPS, GLONASS, GALILEO, BDS, NavIC
W388
No
NFC
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Yes
W388
-
Radio
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No
W388
Stereo FM radio, RDS
USB
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USB Type-C 3.1 Gen2, OTG, DisplayPort 1.4
W388
Proprietary
Sensors
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Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
W388
Other
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Smart Connect (Ready For) support Ultra Wideband (UWB) support
W388
Organizer Voice memo Predictive text input
Messaging
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-
W388
SMS, MMS
Browser
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-
W388
WAP 2.0/xHTML
Games
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-
W388
Yes
Java
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-
W388
No
Type
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Si/C Li-Ion 7000 mAh
W388
Removable Li-Ion 940 mAh battery
Charging
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90W wired 50W wireless 10W reverse wireless 5W reverse wired
W388
-
Stand-by
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-
W388
Up to 400 h
Talk time
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-
W388
Up to 9 h
Colors
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Pantone: Coal Smoke, Capulet Olive
W388
Black
SAR
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-
W388
1.54 W/kg (head) 1.13 W/kg (body)
Price
Signature 27
-
W388
About 30 EUR