Screen size
Optimax 118.0"
Optimax 13Winner: 10.1"+21%
Quick verdict
Optimax 11 leads the measured specs 4-3.
Measured wins
Optimax 11
4
spec wins
Overall winner
Ties
10
equal specs
Optimax 13
3
spec wins
Screen size
Technology
Optimax 11
GSM / HSPA
Optimax 13
GSM / HSPA
2G bands
Optimax 11
GSM 850 / 900 / 1800 / 1900
Optimax 13
GSM 850 / 900 / 1800 / 1900
3G bands
Optimax 11
HSDPA 850 / 1900 / 2100
Optimax 13
HSDPA 850 / 1900 / 2100
Speed
Optimax 11
HSPA 21.1/11 Mbps
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
Main camera
equal specsFront 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
Optimax 13
HSPA 21.1/5.76 Mbps
Announced
Optimax 11
2018, March. Released 2018, April
Optimax 13
2018, December. Released 2019, January
Status
Optimax 11
Discontinued
Optimax 13
Discontinued
Dimensions
Optimax 11
208 x 123 x 10 mm (8.19 x 4.84 x 0.39 in)
Optimax 13
250.8 x 158.8 x 10.2 mm (9.87 x 6.25 x 0.40 in)
Weight
Optimax 11
330 g (11.64 oz)
Optimax 13
510 g (1.12 lb)
SIM
Optimax 11
Dual SIM (Mini-SIM, dual stand-by)
Optimax 13
Dual SIM (Mini-SIM, dual stand-by)
Type
Optimax 11
IPS LCD
Optimax 13
IPS LCD
Size
Optimax 11
8.0 inches, 185.6 cm2 (~72.5% screen-to-body ratio)
Optimax 13
10.1 inches, 295.8 cm2 (~74.3% screen-to-body ratio)
Resolution
Optimax 11
800 x 1280 pixels, 16:10 ratio (~189 ppi density)
Optimax 13
800 x 1280 pixels, 16:10 ratio (~149 ppi density)
OS
Optimax 11
Android 6.0 (Marshmallow)
Optimax 13
Android 8.0 Oreo (Go edition)
Chipset
Optimax 11
Spreadtrum SC7731G
Optimax 13
Spreadtrum SC7731
CPU
Optimax 11
Quad-core 1.3 GHz Cortex-A7
Optimax 13
Quad-core 1.3 GHz Cortex-A7
GPU
Optimax 11
Mali-400
Optimax 13
Mali-400
Card slot
Optimax 11
microSDHC
Optimax 13
microSDHC
Internal
Optimax 11
16GB 1GB RAM
Optimax 13
8GB 1GB RAM
Single
Optimax 11
5 MP
Optimax 13
5 MP
Features
Optimax 11
LED flash
Optimax 13
LED flash
Video
Optimax 11
720p@30fps
Optimax 13
720p@30fps
Single
Optimax 11
2 MP
Optimax 13
2 MP
Video
Optimax 11
Optimax 13
480p@30fps
Loudspeaker
Optimax 11
Yes
Optimax 13
Yes
3.5mm jack
Optimax 11
Yes
Optimax 13
Yes
WLAN
Optimax 11
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Optimax 13
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
Optimax 11
2.1
Optimax 13
4.0, A2DP
Positioning
Optimax 11
GPS
Optimax 13
GPS
NFC
Optimax 11
No
Optimax 13
No
Radio
Optimax 11
FM radio
Optimax 13
FM radio
USB
Optimax 11
microUSB 2.0
Optimax 13
microUSB 2.0
Sensors
Optimax 11
Accelerometer
Optimax 13
Accelerometer
Type
Optimax 11
Li-Ion 3500 mAh battery
Optimax 13
Li-Ion 4700 mAh, non-removable
Stand-by
Optimax 11
Up to 800 h
Optimax 13
Up to 72 h
Talk time
Optimax 11
Up to 40 h
Optimax 13
Up to 3 h 30 min
Colors
Optimax 11
Black, White, Gray, Gold, Rose Gold
Optimax 13
Black, White, Gold