Screen size
equal specs50 Cobalt5.0"
Diamond S5.0"
Quick verdict
Diamond S leads the measured specs 8-0.
Measured wins
50 Cobalt
0
spec wins
Ties
9
equal specs
Diamond S
8
spec wins
Overall winner
Screen size
equal specsTechnology
50 Cobalt
GSM / HSPA / LTE
Diamond S
GSM / HSPA / LTE
2G bands
50 Cobalt
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Diamond S
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
50 Cobalt
HSDPA 900 / 2100
Diamond S
HSDPA 850 / 900 / 1900 / 2100
4G bands
50 Cobalt
1, 7, 9, 20
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU 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
Diamond S
3, 7, 20
Speed
50 Cobalt
HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
Diamond S
HSPA, LTE
Announced
50 Cobalt
2016, January. Released 2016, March
Diamond S
2015, September. Released 2015, November
Status
50 Cobalt
Discontinued
Diamond S
Discontinued
Dimensions
50 Cobalt
141.5 x 71.5 x 9.2 mm (5.57 x 2.81 x 0.36 in)
Diamond S
145 x 71.5 x 6.5 mm (5.71 x 2.81 x 0.26 in)
Weight
50 Cobalt
135 g (4.76 oz)
Diamond S
118 g (4.16 oz)
SIM
50 Cobalt
Dual SIM (Micro-SIM, dual stand-by)
Diamond S
Dual SIM
Type
50 Cobalt
IPS LCD
Diamond S
Super AMOLED
Size
50 Cobalt
5.0 inches, 68.9 cm2 (~68.1% screen-to-body ratio)
Diamond S
5.0 inches, 68.9 cm2 (~66.5% screen-to-body ratio)
Resolution
50 Cobalt
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Diamond S
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Protection
50 Cobalt
-
Diamond S
Corning Gorilla Glass 3
OS
50 Cobalt
Android 5.1.1 (Lollipop)
Diamond S
Android 5.1.1 (Lollipop)
Chipset
50 Cobalt
Mediatek MT6735P (28 nm)
Diamond S
Mediatek MT6753 (28 nm)
CPU
50 Cobalt
Quad-core 1.0 GHz Cortex-A53
Diamond S
Octa-core 1.3 GHz Cortex-A53
GPU
50 Cobalt
Mali-T720MP2
Diamond S
Mali-T720MP3
Card slot
50 Cobalt
microSDXC
Diamond S
microSDXC
Internal
50 Cobalt
8GB 1GB RAM
Diamond S
16GB 2GB RAM
Single
50 Cobalt
8 MP, AF
Diamond S
16 MP, 1/2.8", 1.12µm, AF
Features
50 Cobalt
LED flash, HDR, panorama
Diamond S
LED flash
Video
50 Cobalt
720p@30fps
Diamond S
1080p@30fps
Single
50 Cobalt
2 MP
Diamond S
8 MP
Video
50 Cobalt
Diamond S
Loudspeaker
50 Cobalt
Yes
Diamond S
Yes
3.5mm jack
50 Cobalt
Yes
Diamond S
Yes
WLAN
50 Cobalt
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, hotspot
Diamond S
Wi-Fi 802.11 b/g/n
Bluetooth
50 Cobalt
4.0, A2DP
Diamond S
4.0, LE
Positioning
50 Cobalt
GPS
Diamond S
GPS
NFC
50 Cobalt
No
Diamond S
No
Radio
50 Cobalt
Stereo FM radio, RDS, recording
Diamond S
FM radio
USB
50 Cobalt
microUSB 2.0
Diamond S
microUSB 2.0, OTG
Sensors
50 Cobalt
Accelerometer, gyro, proximity
Diamond S
Accelerometer, proximity, compass
Type
50 Cobalt
Li-Ion 2000 mAh, non-removable
Diamond S
Li-Ion 2300 mAh, non-removable
Stand-by
50 Cobalt
Up to 330 h
Diamond S
-
Talk time
50 Cobalt
Up to 20 h
Diamond S
-
Colors
50 Cobalt
Blue/Gray
Diamond S
Black
SAR EU
50 Cobalt
0.28 W/kg (head) 1.25 W/kg (body)
Diamond S
0.33 W/kg (head) 1.60 W/kg (body)