Screen size
FIRE XT3112.8"
Signature 27Winner: 6.8"+59%
Quick verdict
Signature 27 leads the measured specs 18-4.
Measured wins
FIRE XT311
4
spec wins
Ties
0
equal specs
Signature 27
18
spec wins
Overall winner
Screen size
Technology
FIRE XT311
GSM / HSPA
Signature 27
GSM / HSPA / LTE / 5G
2G bands
FIRE XT311
GSM 850 / 900 / 1800 / 1900
Signature 27
GSM 850 / 900 / 1800 / 1900
3G bands
FIRE XT311
HSDPA 900 / 2100
Signature 27
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Speed
FIRE XT311
HSPA 7.2/0.384 Mbps
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
Signature 27
HSPA, LTE, 5G
4G bands
FIRE XT311
-
Signature 27
LTE
5G bands
FIRE XT311
-
Signature 27
SA/NSA/Sub6
Announced
FIRE XT311
2011, July. Released 2011, September
Signature 27
2026, September 22
Status
FIRE XT311
Discontinued
Signature 27
Coming soon. Exp. release 2026, Oct-Nov
Dimensions
FIRE XT311
116.5 x 58 x 13.5 mm (4.59 x 2.28 x 0.53 in)
Signature 27
-
Weight
FIRE XT311
110 g (3.88 oz)
Signature 27
-
Keyboard
FIRE XT311
QWERTY
Signature 27
-
SIM
FIRE XT311
Mini-SIM
Signature 27
Nano-SIM + Nano-SIM
Build
FIRE XT311
-
Signature 27
Glass front (Gorilla Glass Victus 2), aluminum frame
Other
FIRE XT311
-
Signature 27
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
FIRE XT311
TFT, 256K colors
Signature 27
LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+
Size
FIRE XT311
2.8 inches, 24.3 cm2 (~35.9% screen-to-body ratio)
Signature 27
6.8 inches, 112.4 cm2
Resolution
FIRE XT311
240 x 320 pixels, 4:3 ratio (~143 ppi density)
Signature 27
1264 x 2780 pixels (~449 ppi density)
Other
FIRE XT311
Moto Switch UI
Signature 27
-
Protection
FIRE XT311
-
Signature 27
Corning Gorilla Glass Victus 2
OS
FIRE XT311
Android 2.3.4 (Gingerbread)
Signature 27
Android 17, up to 7 major OS updates
Chipset
FIRE XT311
Qualcomm MSM7227-1 Snapdragon S1
Signature 27
Qualcomm SM8975 Snapdragon 8 Elite Extreme Gen 6 (2 nm)
CPU
FIRE XT311
600 MHz ARM 11
Signature 27
Octa-core (2x5.01 GHz Prime + 3x4.03 GHz Performance + 3x3.74 GHz Performance)
GPU
FIRE XT311
Adreno 200
Signature 27
Adreno 850
Card slot
FIRE XT311
microSDHC (dedicated slot)
Signature 27
No
Internal
FIRE XT311
512MB 256MB RAM
Signature 27
256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
FIRE XT311
-
Signature 27
UFS 4.1
Single
FIRE XT311
3.15 MP
Signature 27
-
Video
FIRE XT311
480p@24fps
Signature 27
8K@30fps (Dolby Vision), 4K@30/60fps (Dolby Vision), 4K@120fps, 1080p@30/60/120/240fps, 10-bit HDR10+, gyro-EIS
Triple
FIRE XT311
-
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
FIRE XT311
-
Signature 27
Dual-LED flash, HDR, panorama
Other
FIRE XT311
No
Signature 27
-
Single
FIRE XT311
-
Signature 27
50 MP, f/2.0, 21mm (wide), 1/2.93", 0.6µm, dual-pixel PDAF
Features
FIRE XT311
-
Signature 27
HDR
Video
FIRE XT311
-
Signature 27
4K@30/60fps, 1080p@30/60/120/240fps, HDR
Loudspeaker
FIRE XT311
Yes
Signature 27
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
FIRE XT311
Yes
Signature 27
No
Other
FIRE XT311
-
Signature 27
24-bit/192kHz Hi-Res & Hi-Res Wireless audio Sound by Bang & Olufsen
WLAN
FIRE XT311
Wi-Fi 802.11 b/g/n
Signature 27
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
FIRE XT311
2.1, A2DP, EDR
Signature 27
6.0, A2DP, LE
Positioning
FIRE XT311
GPS, A-GPS
Signature 27
GPS, GLONASS, GALILEO, BDS, NavIC
Radio
FIRE XT311
Stereo FM radio, RDS
Signature 27
No
USB
FIRE XT311
microUSB 2.0
Signature 27
USB Type-C 3.1 Gen2, OTG, DisplayPort 1.4
NFC
FIRE XT311
-
Signature 27
Yes
Sensors
FIRE XT311
Accelerometer, proximity, compass
Signature 27
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Other
FIRE XT311
MP3/WAV/eAAC+ player MP4/H.264 player Document viewer Photo viewer Organizer Voice memo/dial Predictive text input
Signature 27
Smart Connect (Ready For) support Ultra Wideband (UWB) support
Type
FIRE XT311
Removable Li-Ion 1420 mAh battery
Signature 27
Si/C Li-Ion 7000 mAh
Stand-by
FIRE XT311
Up to 720 h (3G)
Signature 27
-
Talk time
FIRE XT311
Up to 9 h 16 min (2G) / Up to 8 h (3G)
Signature 27
-
Charging
FIRE XT311
-
Signature 27
90W wired 50W wireless 10W reverse wireless 5W reverse wired
Colors
FIRE XT311
Black
Signature 27
Pantone: Coal Smoke, Capulet Olive
SAR
FIRE XT311
0.96 W/kg (head) 1.11 W/kg (body)
Signature 27
-
Price
FIRE XT311
About 120 EUR
Signature 27
-