Screen size
Optimax 11Winner: 8.0"+13%
Z7087.0"
Quick verdict
Optimax 11 leads the measured specs 5-3.
Measured wins
Optimax 11
5
spec wins
Overall winner
Ties
9
equal specs
Z708
3
spec wins
Screen size
Technology
Optimax 11
GSM / HSPA
Z708
GSM / HSPA
2G bands
Optimax 11
GSM 850 / 900 / 1800 / 1900
Z708
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Optimax 11
HSDPA 850 / 1900 / 2100
Z708
HSDPA 850 / 900 / 1900 / 2100
Speed
Optimax 11
HSPA 21.1/11 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
equal specsMain camera
Front camera
equal specsBattery
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
Z708
HSPA 21.1/11.5 Mbps
Announced
Optimax 11
2018, March. Released 2018, April
Z708
2014, May. Released 2014, May
Status
Optimax 11
Discontinued
Z708
Discontinued
Dimensions
Optimax 11
208 x 123 x 10 mm (8.19 x 4.84 x 0.39 in)
Z708
191 x 116 x 7.9 mm (7.52 x 4.57 x 0.31 in)
Weight
Optimax 11
330 g (11.64 oz)
Z708
-
SIM
Optimax 11
Dual SIM (Mini-SIM, dual stand-by)
Z708
Dual SIM
Type
Optimax 11
IPS LCD
Z708
IPS LCD
Size
Optimax 11
8.0 inches, 185.6 cm2 (~72.5% screen-to-body ratio)
Z708
7.0 inches, 137.9 cm2 (~62.2% screen-to-body ratio)
Resolution
Optimax 11
800 x 1280 pixels, 16:10 ratio (~189 ppi density)
Z708
1024 x 600 pixels, 16:9 ratio (~170 ppi density)
OS
Optimax 11
Android 6.0 (Marshmallow)
Z708
Android 4.2.2 (Jelly Bean)
Chipset
Optimax 11
Spreadtrum SC7731G
Z708
Mediatek MT8312 (28 nm)
CPU
Optimax 11
Quad-core 1.3 GHz Cortex-A7
Z708
Dual-core 1.3 GHz Cortex-A7
GPU
Optimax 11
Mali-400
Z708
Mali-400
Card slot
Optimax 11
microSDHC
Z708
microSDHC
Internal
Optimax 11
16GB 1GB RAM
Z708
16GB 1GB RAM
Single
Optimax 11
5 MP
Z708
8 MP, AF
Features
Optimax 11
LED flash
Z708
LED flash, panorama, HDR
Video
Optimax 11
720p@30fps
Z708
1080p@30fps
Single
Optimax 11
2 MP
Z708
2 MP
Video
Optimax 11
Z708
Features
Optimax 11
-
Z708
face detection
Loudspeaker
Optimax 11
Yes
Z708
Yes
3.5mm jack
Optimax 11
Yes
Z708
Yes
WLAN
Optimax 11
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Z708
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Optimax 11
2.1
Z708
4.0, A2DP
Positioning
Optimax 11
GPS
Z708
GPS
NFC
Optimax 11
No
Z708
No
Radio
Optimax 11
FM radio
Z708
FM radio
USB
Optimax 11
microUSB 2.0
Z708
microUSB 2.0
Sensors
Optimax 11
Accelerometer
Z708
Accelerometer, gyro, proximity
Type
Optimax 11
Li-Ion 3500 mAh battery
Z708
Li-Ion 3000 mAh, non-removable
Stand-by
Optimax 11
Up to 800 h
Z708
Up to 950 h (2G) / Up to 850 h (3G)
Talk time
Optimax 11
Up to 40 h
Z708
Up to 24 h (2G) / Up to 22 h (3G)
Colors
Optimax 11
Black, White, Gray, Gold, Rose Gold
Z708
White