Screen size
E378i—
Signature 27Winner: 6.8"
Quick verdict
Signature 27 leads the measured specs 18-2.
Measured wins
E378i
2
spec wins
Ties
2
equal specs
Signature 27
18
spec wins
Overall winner
Screen size
Technology
E378i
GSM
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GSM / HSPA / LTE / 5G
2G bands
E378i
GSM 900 / 1800 / 1900
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GSM 850 / 900 / 1800 / 1900
GPRS
E378i
Class 10
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-
EDGE
E378i
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
E378i
-
Signature 27
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
E378i
-
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LTE
5G bands
E378i
-
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SA/NSA/Sub6
Speed
E378i
-
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HSPA, LTE, 5G
Announced
E378i
2005, Q1
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2026, September 22
Status
E378i
Discontinued
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Coming soon. Exp. release 2026, Oct-Nov
Dimensions
E378i
111 x 47 x 22 mm, 82 cc (4.37 x 1.85 x 0.87 in)
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-
Weight
E378i
102 g (3.60 oz)
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-
SIM
E378i
Mini-SIM
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Nano-SIM + Nano-SIM
Build
E378i
-
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Glass front (Gorilla Glass Victus 2), aluminum frame
Other
E378i
-
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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
E378i
TFT, 65K colors
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LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+
Size
E378i
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6.8 inches, 112.4 cm2
Resolution
E378i
176 x 220 pixels
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1264 x 2780 pixels (~449 ppi density)
Protection
E378i
-
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Corning Gorilla Glass Victus 2
Card slot
E378i
No
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No
Phonebook
E378i
1000 entries, Photo call
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-
Call records
E378i
10 dialed, 10 received, 10 missed calls
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-
Internal
E378i
5MB
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256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
E378i
-
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UFS 4.1
Single
E378i
VGA
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-
Video
E378i
No
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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
Triple
E378i
-
Signature 27
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
E378i
-
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Dual-LED flash, HDR, panorama
Other
E378i
No
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-
Single
E378i
-
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50 MP, f/2.0, 21mm (wide), 1/2.93", 0.6µm, dual-pixel PDAF
Features
E378i
-
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HDR
Video
E378i
-
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4K@30/60fps, 1080p@30/60/120/240fps, HDR
Loudspeaker
E378i
No
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Yes, with stereo speakers (with Dolby Atmos)
Alert types
E378i
Vibration; Downloadable polyphonic, MP3 ringtones
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-
3.5mm jack
E378i
No
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No
Other
E378i
-
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24-bit/192kHz Hi-Res & Hi-Res Wireless audio Sound by Bang & Olufsen
WLAN
E378i
No
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Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
E378i
No
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6.0, A2DP, LE
Positioning
E378i
No
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GPS, GLONASS, GALILEO, BDS, NavIC
Radio
E378i
No
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No
USB
E378i
Proprietary
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USB Type-C 3.1 Gen2, OTG, DisplayPort 1.4
NFC
E378i
-
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Yes
Sensors
E378i
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Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Messaging
E378i
SMS, MMS, EMail
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-
Browser
E378i
WAP 2.0/xHTML, iMode
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-
Games
E378i
Yes + downloadable
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-
Java
E378i
Yes, MIDP 2.0
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-
Other
E378i
MP3/MP4 player iTAP Voice memo Organizer
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Smart Connect (Ready For) support Ultra Wideband (UWB) support
Type
E378i
Removable Li-Ion 820 mAh battery
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Si/C Li-Ion 7000 mAh
Stand-by
E378i
Up to 280 h
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-
Talk time
E378i
Up to 7 h 30 min
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-
Charging
E378i
-
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90W wired 50W wireless 10W reverse wireless 5W reverse wired
Colors
E378i
Black
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Pantone: Coal Smoke, Capulet Olive
OS
E378i
-
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Android 17, up to 7 major OS updates
Chipset
E378i
-
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Qualcomm SM8975 Snapdragon 8 Elite Extreme Gen 6 (2 nm)
CPU
E378i
-
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Octa-core (2x5.01 GHz Prime + 3x4.03 GHz Performance + 3x3.74 GHz Performance)
GPU
E378i
-
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Adreno 850