Screen size
Astro X44.0"
Nitro 5MWinner: 5.0"+20%
Quick verdict
Nitro 5M leads the measured specs 7-5.
Measured wins
Astro X4
5
spec wins
Ties
5
equal specs
Nitro 5M
7
spec wins
Overall winner
Screen size
Technology
Astro X4
GSM / HSPA
Nitro 5M
GSM / HSPA
2G bands
Astro X4
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Nitro 5M
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Astro X4
HSDPA 850 / 1700(AWS) / 1900
Nitro 5M
HSDPA 850 / 1900
Speed
Astro X4
HSPA 21.1/5.76 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
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Nitro 5M
HSPA 21.1/5.76 Mbps
Announced
Astro X4
2016, January. Released 2016, February
Nitro 5M
2016, September. Released 2016, December
Status
Astro X4
Discontinued
Nitro 5M
Discontinued
Dimensions
Astro X4
123.5 x 64 x 9.8 mm (4.86 x 2.52 x 0.39 in)
Nitro 5M
144.2 x 73 x 10.3 mm (5.68 x 2.87 x 0.41 in)
Weight
Astro X4
122 g (4.30 oz)
Nitro 5M
148 g (5.22 oz)
SIM
Astro X4
Dual SIM (Dual stand-by)
Nitro 5M
Dual SIM (dual stand-by)
Type
Astro X4
TFT, 256K colors
Nitro 5M
IPS LCD
Size
Astro X4
4.0 inches, 45.5 cm2 (~57.6% screen-to-body ratio)
Nitro 5M
5.0 inches, 68.9 cm2 (~65.4% screen-to-body ratio)
Resolution
Astro X4
480 x 800 pixels, 5:3 ratio (~233 ppi density)
Nitro 5M
480 x 854 pixels, 16:9 ratio (~196 ppi density)
OS
Astro X4
Android 4.4 (KitKat)
Nitro 5M
Android 6.0 (Marshmallow)
Chipset
Astro X4
Mediatek MT6572M (28 nm)
Nitro 5M
Spreadtrum SC7731
CPU
Astro X4
Dual-core 1.0 GHz Cortex-A7
Nitro 5M
Quad-core 1.2 GHz Cortex-A7
GPU
Astro X4
Mali-400
Nitro 5M
Mali-400
Card slot
Astro X4
microSDHC
Nitro 5M
microSDHC
Internal
Astro X4
4GB 512MB RAM
Nitro 5M
8GB 1GB RAM
Single
Astro X4
3.15 MP
Nitro 5M
5 MP
Features
Astro X4
LED flash
Nitro 5M
LED flash
Video
Astro X4
720p
Nitro 5M
Yes
Single
Astro X4
VGA, LED flash
Nitro 5M
2 MP
Video
Astro X4
Nitro 5M
Loudspeaker
Astro X4
Yes
Nitro 5M
Yes
3.5mm jack
Astro X4
Yes
Nitro 5M
Yes
WLAN
Astro X4
Wi-Fi 802.11 b/g/n, hotspot
Nitro 5M
Wi-Fi 802.11 b/g/n
Bluetooth
Astro X4
4.0, A2DP
Nitro 5M
2.1, EDR
Positioning
Astro X4
GPS
Nitro 5M
GPS
NFC
Astro X4
No
Nitro 5M
No
Radio
Astro X4
Stereo FM radio
Nitro 5M
Stereo FM radio
USB
Astro X4
microUSB 2.0
Nitro 5M
microUSB 2.0
Sensors
Astro X4
Accelerometer, proximity
Nitro 5M
Accelerometer, proximity
Type
Astro X4
Li-Ion 1400 mAh, removable
Nitro 5M
Li-Ion 2200 mAh, removable
Stand-by
Astro X4
Up to 180 h
Nitro 5M
Up to 300 h
Talk time
Astro X4
Up to 8 h
Nitro 5M
Up to 8 h
Colors
Astro X4
White, Black, Blue, Gold, Pink
Nitro 5M
Black, BLue, Gold, Red