Screen size
Black 1X5.0"
Black 3GBWinner: 5.5"+9.1%
Quick verdict
Black 3GB leads the measured specs 4-2.
Measured wins
Black 1X
2
spec wins
Ties
10
equal specs
Black 3GB
4
spec wins
Overall winner
Screen size
Technology
Black 1X
GSM / HSPA / LTE
Black 3GB
GSM / HSPA / LTE
2G bands
Black 1X
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Black 3GB
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Black 1X
HSDPA 900 / 2100
Black 3GB
HSDPA 900 / 2100
4G bands
Black 1X
LTE 1800 TD-LTE 2300
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Black 3GB
3, 40
Speed
Black 1X
HSPA 42.2/7.2 Mbps, LTE Cat4 150/50 Mbps
Black 3GB
HSPA 42.2/7.2 Mbps, LTE Cat4 150/50 Mbps
Announced
Black 1X
2015, October. Released 2015, October
Black 3GB
2015, December. Released 2015, December
Status
Black 1X
Discontinued
Black 3GB
Discontinued
Dimensions
Black 1X
144.6 x 72 x 7.6 mm (5.69 x 2.83 x 0.30 in)
Black 3GB
155.5 x 76.6 x 7.3 mm (6.12 x 3.02 x 0.29 in)
Weight
Black 1X
-
Black 3GB
-
SIM
Black 1X
Hybrid Dual SIM
Black 3GB
Dual SIM
Build
Black 1X
-
Black 3GB
Glass front (Gorilla Glass 3), glass back (Gorilla Glass 3), aluminum frame
Type
Black 1X
IPS LCD
Black 3GB
IPS LCD
Size
Black 1X
5.0 inches, 68.9 cm2 (~66.2% screen-to-body ratio)
Black 3GB
5.5 inches, 83.4 cm2 (~70.0% screen-to-body ratio)
Resolution
Black 1X
1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
Black 3GB
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Protection
Black 1X
Asahi Dragontrail Glass
Black 3GB
Corning Gorilla Glass 3
OS
Black 1X
Android 5.1 (Lollipop), upgradable to 6.0 (Marshmallow), HIVE Atlas UI
Black 3GB
Android 5.0 (Lollipop) , HIVE Atlas UI
Chipset
Black 1X
Mediatek MT6753 (28 nm)
Black 3GB
Qualcomm MSM8939 Snapdragon 615 (28 nm)
CPU
Black 1X
Octa-core 1.3 GHz Cortex-A53
Black 3GB
Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
GPU
Black 1X
Mali-T720MP3
Black 3GB
Adreno 405
Card slot
Black 1X
microSDXC (uses shared SIM slot)
Black 3GB
microSDHC
Internal
Black 1X
32GB 3GB RAM
Black 3GB
16GB 3GB RAM
Other
Black 1X
-
Black 3GB
eMMC 4.5
Single
Black 1X
13 MP, PDAF
Black 3GB
-
Features
Black 1X
LED flash, panorama, HDR
Black 3GB
LED flash, panorama, HDR
Video
Black 1X
1080p@30fps
Black 3GB
1080p@30fps
Dual
Black 1X
-
Black 3GB
13 MP, f/2.0, AF Auxiliary lens
Single
Black 1X
5 MP
Black 3GB
5 MP
Features
Black 1X
LED flash
Black 3GB
LED flash
Video
Black 1X
Black 3GB
Loudspeaker
Black 1X
Yes
Black 3GB
Yes
3.5mm jack
Black 1X
Yes
Black 3GB
Yes
WLAN
Black 1X
Wi-Fi 802.11 b/g/n, hotspot
Black 3GB
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Black 1X
4.0, A2DP
Black 3GB
4.0, A2DP
Positioning
Black 1X
GPS, GLONASS
Black 3GB
GPS, GLONASS
NFC
Black 1X
No
Black 3GB
No
Radio
Black 1X
FM radio
Black 3GB
FM radio
USB
Black 1X
microUSB 2.0, OTG
Black 3GB
microUSB 2.0, OTG
Sensors
Black 1X
Accelerometer, gyro, proximity, compass
Black 3GB
Accelerometer, gyro, proximity, compass
Type
Black 1X
Li-Po 2400 mAh, non-removable
Black 3GB
Li-Po 3200 mAh, non-removable
Stand-by
Black 1X
Up to 394 h (2G) / Up to 354 h (3G)
Black 3GB
Up to 798 h (2G) / Up to 634 h (3G)
Talk time
Black 1X
Up to 27 h (2G) / Up to 12 h (3G)
Black 3GB
Up to 36 h (2G) / Up to 27 h (3G)
Colors
Black 1X
Black
Black 3GB
Black
SAR EU
Black 1X
0.09 W/kg (head) 0.14 W/kg (body)
Black 3GB
0.13 W/kg (head) 0.27 W/kg (body)
Price
Black 1X
About 140 EUR
Black 3GB
-