Screen size
A388c—
Signature 27Winner: 6.8"
Quick verdict
Signature 27 leads the measured specs 18-2.
Measured wins
A388c
2
spec wins
Ties
2
equal specs
Signature 27
18
spec wins
Overall winner
Screen size
Technology
A388c
GSM
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GSM / HSPA / LTE / 5G
2G bands
A388c
GSM 900 / 1800 / 1900
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GSM 850 / 900 / 1800 / 1900
GPRS
A388c
Class 8
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-
EDGE
A388c
No
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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
equal specsStereo speakers
-
3G bands
A388c
-
Signature 27
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
A388c
-
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LTE
5G bands
A388c
-
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SA/NSA/Sub6
Speed
A388c
-
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HSPA, LTE, 5G
Announced
A388c
2003, Q2
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2026, September 22
Status
A388c
Discontinued
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Coming soon. Exp. release 2026, Oct-Nov
Dimensions
A388c
98 x 58 x 24 mm (3.86 x 2.28 x 0.94 in)
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-
Weight
A388c
138 g (4.87 oz)
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-
SIM
A388c
Mini-SIM
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Nano-SIM + Nano-SIM
Build
A388c
-
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Glass front (Gorilla Glass Victus 2), aluminum frame
Other
A388c
-
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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
Type
A388c
TFT resistive touchscreen, 65K colors
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LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+
Size
A388c
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6.8 inches, 112.4 cm2
Resolution
A388c
240 x 350 pixels, 3:2 ratio
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1264 x 2780 pixels (~449 ppi density)
Other
A388c
Handwriting Recognition
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-
Protection
A388c
-
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Corning Gorilla Glass Victus 2
CPU
A388c
DragonBall Vz 66 MHz
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Octa-core (2x5.01 GHz Prime + 3x4.03 GHz Performance + 3x3.74 GHz Performance)
OS
A388c
-
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Android 17, up to 7 major OS updates
Chipset
A388c
-
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Qualcomm SM8975 Snapdragon 8 Elite Extreme Gen 6 (2 nm)
GPU
A388c
-
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Adreno 850
Card slot
A388c
No
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No
Phonebook
A388c
1000 x 28 fields
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-
Call records
A388c
20 dialed, 20 received, 20 missed calls
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-
Internal
A388c
7MB
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256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
A388c
30 phone book voice tags
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UFS 4.1
Other
A388c
No
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-
Loudspeaker
A388c
No
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Yes, with stereo speakers (with Dolby Atmos)
Alert types
A388c
Vibration; Monophonic ringtones, composer
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-
3.5mm jack
A388c
No
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No
Other
A388c
Smart button Volume keys
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24-bit/192kHz Hi-Res & Hi-Res Wireless audio Sound by Bang & Olufsen
WLAN
A388c
No
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Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
A388c
No
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6.0, A2DP, LE
Positioning
A388c
No
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GPS, GLONASS, GALILEO, BDS, NavIC
Infrared port
A388c
Yes
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-
Radio
A388c
No
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No
USB
A388c
Proprietary
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USB Type-C 3.1 Gen2, OTG, DisplayPort 1.4
NFC
A388c
-
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Yes
Sensors
A388c
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Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Messaging
A388c
SMS, EMS, Email
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-
Browser
A388c
WAP
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-
Clock
A388c
Yes
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-
Alarm
A388c
Yes
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-
Games
A388c
Yes
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-
Java
A388c
Yes
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-
Other
A388c
Organizer Voice memo Voice dial
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Smart Connect (Ready For) support Ultra Wideband (UWB) support
Type
A388c
Removable Li-Ion battery
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Si/C Li-Ion 7000 mAh
Stand-by
A388c
80 h - 145 h
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-
Talk time
A388c
3 h - 4 h 30 min
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-
Charging
A388c
-
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90W wired 50W wireless 10W reverse wireless 5W reverse wired
Colors
A388c
silver, black
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Pantone: Coal Smoke, Capulet Olive
Triple
A388c
-
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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
Features
A388c
-
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Dual-LED flash, HDR, panorama
Video
A388c
-
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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
Single
A388c
-
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50 MP, f/2.0, 21mm (wide), 1/2.93", 0.6µm, dual-pixel PDAF
Features
A388c
-
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HDR
Video
A388c
-
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4K@30/60fps, 1080p@30/60/120/240fps, HDR