Screen size
equal specs55 Cobalt Plus5.5"
Diamond Plus5.5"
Quick verdict
Diamond Plus leads the measured specs 6-2.
Measured wins
55 Cobalt Plus
2
spec wins
Ties
9
equal specs
Diamond Plus
6
spec wins
Overall winner
Screen size
equal specsTechnology
55 Cobalt Plus
GSM / HSPA / LTE
Diamond Plus
GSM / HSPA / LTE
2G bands
55 Cobalt Plus
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Diamond Plus
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
55 Cobalt Plus
HSDPA 900 / 2100
Diamond Plus
HSDPA 850 / 900 / 1900 / 2100
4G bands
55 Cobalt Plus
1, 7, 9, 20
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain 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 Plus
3, 7, 20
Speed
55 Cobalt Plus
HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
Diamond Plus
HSPA, LTE
Announced
55 Cobalt Plus
2016, January. Released 2016, March
Diamond Plus
2015, September. Released 2015, November
Status
55 Cobalt Plus
Discontinued
Diamond Plus
Discontinued
Dimensions
55 Cobalt Plus
152.5 x 77 x 8.3 mm (6.00 x 3.03 x 0.33 in)
Diamond Plus
152.6 x 76.4 x 8.4 mm (6.01 x 3.01 x 0.33 in)
Weight
55 Cobalt Plus
130 g (4.59 oz)
Diamond Plus
160 g (5.64 oz)
SIM
55 Cobalt Plus
Dual SIM (Micro-SIM, dual stand-by)
Diamond Plus
Hybrid Dual SIM
Type
55 Cobalt Plus
IPS LCD
Diamond Plus
IPS LCD
Size
55 Cobalt Plus
5.5 inches, 83.4 cm2 (~71.0% screen-to-body ratio)
Diamond Plus
5.5 inches, 83.4 cm2 (~71.5% screen-to-body ratio)
Resolution
55 Cobalt Plus
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
Diamond Plus
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Protection
55 Cobalt Plus
-
Diamond Plus
Asahi Dragontrail Glass
OS
55 Cobalt Plus
Android 5.1.1 (Lollipop)
Diamond Plus
Android 5.1.1 (Lollipop)
Chipset
55 Cobalt Plus
Mediatek MT6735P (28 nm)
Diamond Plus
Mediatek MT6753 (28 nm)
CPU
55 Cobalt Plus
Quad-core 1.0 GHz Cortex-A53
Diamond Plus
Octa-core 1.3 GHz Cortex-A53
GPU
55 Cobalt Plus
Mali-T720MP2
Diamond Plus
Mali-T720MP3
Card slot
55 Cobalt Plus
microSDXC
Diamond Plus
microSDXC (uses shared SIM slot)
Internal
55 Cobalt Plus
16GB 2GB RAM
Diamond Plus
16GB 2GB RAM
Single
55 Cobalt Plus
13 MP, AF
Diamond Plus
16 MP, AF
Features
55 Cobalt Plus
LED flash, HDR, panorama
Diamond Plus
LED flash
Video
55 Cobalt Plus
720p@30fps
Diamond Plus
1080p@30fps
Single
55 Cobalt Plus
2 MP
Diamond Plus
8 MP
Video
55 Cobalt Plus
Diamond Plus
Loudspeaker
55 Cobalt Plus
Yes
Diamond Plus
Yes
3.5mm jack
55 Cobalt Plus
Yes
Diamond Plus
Yes
WLAN
55 Cobalt Plus
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, hotspot
Diamond Plus
Wi-Fi 802.11 b/g/n
Bluetooth
55 Cobalt Plus
4.0, A2DP
Diamond Plus
4.0, LE
Positioning
55 Cobalt Plus
GPS
Diamond Plus
GPS
NFC
55 Cobalt Plus
No
Diamond Plus
No
Radio
55 Cobalt Plus
Stereo FM radio, RDS, recording
Diamond Plus
FM radio
USB
55 Cobalt Plus
microUSB 2.0
Diamond Plus
microUSB 2.0, OTG
Sensors
55 Cobalt Plus
Accelerometer, gyro, proximity
Diamond Plus
Accelerometer, proximity, compass
Type
55 Cobalt Plus
Li-Ion 2700 mAh, non-removable
Diamond Plus
Li-Ion 2850 mAh, non-removable
Stand-by
55 Cobalt Plus
Up to 450 h
Diamond Plus
-
Talk time
55 Cobalt Plus
Up to 27 h
Diamond Plus
-
Colors
55 Cobalt Plus
Blue/Gray
Diamond Plus
Silver
SAR EU
55 Cobalt Plus
0.25 W/kg (head) 1.28 W/kg (body)
Diamond Plus
-