Screen size
equal specsGravity 5.5 LTE5.5"
Nitro 55 LTE5.5"
Quick verdict
Gravity 5.5 LTE leads the measured specs 3-2.
Measured wins
Gravity 5.5 LTE
3
spec wins
Overall winner
Ties
12
equal specs
Nitro 55 LTE
2
spec wins
Screen size
equal specsTechnology
Gravity 5.5 LTE
GSM / HSPA / LTE
Nitro 55 LTE
GSM / HSPA / LTE
2G bands
Gravity 5.5 LTE
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Nitro 55 LTE
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Gravity 5.5 LTE
HSDPA 850 / 1700(AWS) / 1900
Nitro 55 LTE
HSDPA 850 / 1700 / 2100
4G bands
Gravity 5.5 LTE
2, 4, 7, 17
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
equal specsWired 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
Nitro 55 LTE
2, 4, 5, 7, 12, 17
Speed
Gravity 5.5 LTE
HSPA 21.1/5.76 Mbps, LTE
Nitro 55 LTE
HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
Gravity 5.5 LTE
2015, June. Released 2015, September
Nitro 55 LTE
2016, November. Released 2017, January
Status
Gravity 5.5 LTE
Discontinued
Nitro 55 LTE
Discontinued
Dimensions
Gravity 5.5 LTE
155.5 x 78 x 7.5 mm (6.12 x 3.07 x 0.30 in)
Nitro 55 LTE
153 x 77.6 x 7.9 mm (6.02 x 3.06 x 0.31 in)
Weight
Gravity 5.5 LTE
165 g (5.82 oz)
Nitro 55 LTE
163 g (5.75 oz)
SIM
Gravity 5.5 LTE
Dual SIM (Dual stand-by)
Nitro 55 LTE
Dual SIM (dual stand-by)
Type
Gravity 5.5 LTE
IPS LCD
Nitro 55 LTE
IPS LCD
Size
Gravity 5.5 LTE
5.5 inches, 83.4 cm2 (~68.8% screen-to-body ratio)
Nitro 55 LTE
5.5 inches, 83.4 cm2 (~70.2% screen-to-body ratio)
Resolution
Gravity 5.5 LTE
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
Nitro 55 LTE
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
OS
Gravity 5.5 LTE
Android 5.1 (Lollipop)
Nitro 55 LTE
Android 6.0 (Marshmallow)
Chipset
Gravity 5.5 LTE
Mediatek MT6735 (28 nm)
Nitro 55 LTE
Mediatek MT6737 (28 nm)
CPU
Gravity 5.5 LTE
Quad-core 1.0 GHz Cortex-A53
Nitro 55 LTE
Quad-core 1.3 GHz Cortex-A7
GPU
Gravity 5.5 LTE
Mali-T720MP2
Nitro 55 LTE
Mali-T720MP2
Card slot
Gravity 5.5 LTE
microSDHC
Nitro 55 LTE
microSDHC
Internal
Gravity 5.5 LTE
8GB 1GB RAM
Nitro 55 LTE
8GB 1GB RAM
Other
Gravity 5.5 LTE
-
Nitro 55 LTE
eMMC 5.0
Single
Gravity 5.5 LTE
13 MP, AF
Nitro 55 LTE
8 MP, AF
Features
Gravity 5.5 LTE
LED flash
Nitro 55 LTE
LED flash
Video
Gravity 5.5 LTE
1080p@30fps
Nitro 55 LTE
720p@30fps
Single
Gravity 5.5 LTE
5 MP
Nitro 55 LTE
2 MP
Video
Gravity 5.5 LTE
Nitro 55 LTE
Loudspeaker
Gravity 5.5 LTE
Yes
Nitro 55 LTE
Yes
3.5mm jack
Gravity 5.5 LTE
Yes
Nitro 55 LTE
Yes
WLAN
Gravity 5.5 LTE
Wi-Fi 802.11 b/g/n, hotspot
Nitro 55 LTE
Wi-Fi 802.11 b/g/n
Bluetooth
Gravity 5.5 LTE
4.0, A2DP
Nitro 55 LTE
4.0, A2DP
Positioning
Gravity 5.5 LTE
GPS
Nitro 55 LTE
GPS
NFC
Gravity 5.5 LTE
No
Nitro 55 LTE
No
Radio
Gravity 5.5 LTE
Stereo FM radio
Nitro 55 LTE
Stereo FM radio
USB
Gravity 5.5 LTE
microUSB 2.0
Nitro 55 LTE
microUSB 2.0
Sensors
Gravity 5.5 LTE
Accelerometer, proximity
Nitro 55 LTE
Fingerprint (rear-mounted), accelerometer, proximity
Type
Gravity 5.5 LTE
Li-Ion 3000 mAh, non-removable
Nitro 55 LTE
Li-Ion 3000 mAh, removable
Stand-by
Gravity 5.5 LTE
Up to 350 h
Nitro 55 LTE
Up to 280 h
Talk time
Gravity 5.5 LTE
Up to 14 h
Nitro 55 LTE
Up to 15 h
Colors
Gravity 5.5 LTE
Black, Gold, Silver
Nitro 55 LTE
Dark Blue, White, Gold