Screen size
A1Winner: 5.5"+9.1%
M25.0"
Quick verdict
A1 leads the measured specs 11-1.
Measured wins
A1
11
spec wins
Overall winner
Ties
6
equal specs
M2
1
spec wins
Screen size
Technology
A1
GSM / HSPA / LTE
M2
GSM / HSPA
2G bands
A1
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
M2
GSM 850 / 900 / 1800 / 1900
3G bands
A1
HSDPA 850 / 900 / 1900 / 2100
M2
HSDPA 900 / 2100
4G bands
A1
1, 3, 7, 38, 39, 40, 41
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
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
M2
-
Speed
A1
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
M2
HSPA
Announced
A1
2017, February. Released 2017, April
M2
2014. Released 2014
Status
A1
Discontinued
M2
Discontinued
Dimensions
A1
154.5 x 76.5 x 8.3 mm (6.08 x 3.01 x 0.33 in)
M2
144 x 72 x 10.5 mm (5.67 x 2.83 x 0.41 in)
Weight
A1
182 g (6.42 oz)
M2
-
SIM
A1
Nano-SIM + Micro-SIM
M2
Dual SIM (Dual stand-by)
Type
A1
IPS LCD
M2
TFT
Size
A1
5.5 inches, 83.4 cm2 (~70.6% screen-to-body ratio)
M2
5.0 inches, 68.9 cm2 (~66.4% screen-to-body ratio)
Resolution
A1
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
M2
480 x 854 pixels, 16:9 ratio (~196 ppi density)
Protection
A1
Corning Gorilla Glass (unspecified version)
M2
-
OS
A1
Android 7 (Nougat), Amigo 4
M2
Android 4.2 (Jelly Bean)
Chipset
A1
Mediatek MT6755 Helio P10 (28 nm)
M2
-
CPU
A1
Octa-core (4x2.0 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
M2
Quad-core 1.3 GHz Cortex-A7
GPU
A1
Mali-T860MP2
M2
Mali-400
Card slot
A1
microSDXC (uses shared SIM slot)
M2
microSDHC (dedicated slot)
Internal
A1
64GB 4GB RAM
M2
4GB 1GB RAM
Other
A1
eMMC 5.1
M2
-
Single
A1
13 MP, f/2.0, 1/3.1", 1.12µm, PDAF
M2
8 MP
Features
A1
LED flash, HDR
M2
LED flash, panorama
Video
A1
1080p@30fps
M2
720p
Single
A1
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
M2
2 MP
Video
A1
M2
Loudspeaker
A1
Yes
M2
Yes
3.5mm jack
A1
Yes
M2
Yes
WLAN
A1
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
M2
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
A1
4.0, A2DP
M2
4.0, A2DP
Positioning
A1
GPS
M2
GPS
NFC
A1
No
M2
No
Radio
A1
FM radio
M2
FM radio
USB
A1
microUSB 2.0, OTG
M2
microUSB 2.0, OTG
Sensors
A1
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
M2
Accelerometer, proximity, compass
Type
A1
Li-Ion 4010 mAh, non-removable
M2
Li-Ion 4200 mAh, removable
Charging
A1
10W wired
M2
-
Stand-by
A1
-
M2
Up to 555 h
Talk time
A1
-
M2
Up to 31 h 30 min (2G) / Up to 24 h (3G)
Colors
A1
Black, Gray, Gold
M2
Black, White
Models
A1
A1
M2
-
Price
A1
About 280 EUR
M2
About 130 EUR