Screen size
Coach Pro6.0"
Optimax 12Winner: 7.0"+14%
Quick verdict
Coach Pro leads the measured specs 6-1.
Measured wins
Coach Pro
6
spec wins
Overall winner
Ties
10
equal specs
Optimax 12
1
spec wins
Screen size
Technology
Coach Pro
GSM / HSPA
Optimax 12
GSM / HSPA
2G bands
Coach Pro
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Optimax 12
GSM 850 / 900 / 1800 / 1900
3G bands
Coach Pro
HSDPA 850 / 1700 / 1900
Optimax 12
HSDPA 850 / 1900 / 2100
Speed
Coach Pro
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
Main camera
Front camera
equal specsBattery
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
Optimax 12
HSPA 21.1/5.76 Mbps
Announced
Coach Pro
2014, December. Released 2015, January
Optimax 12
2018, March. Released 2018, April
Status
Coach Pro
Discontinued
Optimax 12
Discontinued
Dimensions
Coach Pro
157.8 x 74 x 9.9 mm (6.21 x 2.91 x 0.39 in)
Optimax 12
188 x 107.5 x 10.3 mm (7.40 x 4.23 x 0.41 in)
Weight
Coach Pro
156 g (5.50 oz)
Optimax 12
272 g (9.59 oz)
SIM
Coach Pro
Dual SIM
Optimax 12
Dual SIM (Mini-SIM, dual stand-by)
Type
Coach Pro
IPS LCD
Optimax 12
TN TFT
Size
Coach Pro
6.0 inches, 99.2 cm2 (~85.0% screen-to-body ratio)
Optimax 12
7.0 inches, 137.9 cm2 (~68.2% screen-to-body ratio)
Resolution
Coach Pro
720 x 1280 pixels, 16:9 ratio (~245 ppi density)
Optimax 12
600 x 1024 pixels, 16:9 ratio (~170 ppi density)
OS
Coach Pro
Android 4.4.2 (KitKat)
Optimax 12
Android 6.0 (Marshmallow)
Chipset
Coach Pro
Mediatek MT6582M (28 nm)
Optimax 12
Mediatek MT8321 (28 nm)
CPU
Coach Pro
Quad-core 1.3 GHz Cortex-A7
Optimax 12
Quad-core 1.3 GHz Cortex-A7
GPU
Coach Pro
Mali-400MP2
Optimax 12
Mali-400
Card slot
Coach Pro
microSDXC
Optimax 12
microSDHC
Internal
Coach Pro
16GB 1GB RAM
Optimax 12
8GB 1GB RAM
Single
Coach Pro
8 MP, AF
Optimax 12
5 MP
Features
Coach Pro
LED flash, panorama, HDR
Optimax 12
LED flash
Video
Coach Pro
1080p@30fps
Optimax 12
720p@30fps
Single
Coach Pro
2 MP
Optimax 12
2 MP
Features
Coach Pro
face detection
Optimax 12
-
Video
Coach Pro
Optimax 12
Loudspeaker
Coach Pro
Yes
Optimax 12
Yes
3.5mm jack
Coach Pro
Yes
Optimax 12
Yes
WLAN
Coach Pro
Wi-Fi 802.11 b/g/n, hotspot
Optimax 12
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
Coach Pro
4.0, A2DP
Optimax 12
4.0, A2DP
Positioning
Coach Pro
GPS
Optimax 12
GPS
NFC
Coach Pro
No
Optimax 12
No
Radio
Coach Pro
Stereo FM radio
Optimax 12
FM radio
USB
Coach Pro
microUSB 2.0
Optimax 12
microUSB 2.0
Sensors
Coach Pro
Accelerometer, gyro, proximity
Optimax 12
Accelerometer
Type
Coach Pro
Li-Ion 2400 mAh, removable
Optimax 12
Li-Ion 2400 mAh battery
Stand-by
Coach Pro
Up to 780 h (2G) / Up to 690 h (3G)
Optimax 12
Up to 132 h
Talk time
Coach Pro
Up to 16 h (2G) / Up to 8 h (3G)
Optimax 12
Up to 3 h
Colors
Coach Pro
Black, White
Optimax 12
Black, Silver, Rose Gold