Screen size
equal specs50b Platinum5.0"
50d Helium 4G5.0"
Quick verdict
50d Helium 4G leads the measured specs 8-2.
Measured wins
50b Platinum
2
spec wins
Ties
7
equal specs
50d Helium 4G
8
spec wins
Overall winner
Screen size
equal specsTechnology
50b Platinum
GSM / HSPA
50d Helium 4G
GSM / HSPA / LTE
2G bands
50b Platinum
GSM 850 / 900 / 1800 / 1900
50d Helium 4G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
50b Platinum
HSDPA 900 / 2100
50d Helium 4G
HSDPA 900 / 2100
Speed
50b Platinum
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU 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
50d Helium 4G
HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
4G bands
50b Platinum
-
50d Helium 4G
3, 7, 20
Announced
50b Platinum
2014, August. Released 2014, September
50d Helium 4G
2015, July. Released 2015, July
Status
50b Platinum
Discontinued
50d Helium 4G
Discontinued
Dimensions
50b Platinum
146.8 x 73 x 8.3 mm (5.78 x 2.87 x 0.33 in)
50d Helium 4G
146 x 72.2 x 8.4 mm (5.75 x 2.84 x 0.33 in)
Weight
50b Platinum
160 g (5.64 oz)
50d Helium 4G
154 g (5.43 oz)
SIM
50b Platinum
Dual SIM (Mini-SIM)
50d Helium 4G
Dual SIM (Micro-SIM, dual stand-by)
Type
50b Platinum
IPS LCD
50d Helium 4G
IPS LCD
Size
50b Platinum
5.0 inches, 68.9 cm2 (~64.3% screen-to-body ratio)
50d Helium 4G
5.0 inches, 68.9 cm2 (~65.4% screen-to-body ratio)
Resolution
50b Platinum
540 x 960 pixels, 16:9 ratio (~220 ppi density)
50d Helium 4G
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
OS
50b Platinum
Android 4.4.2 (KitKat)
50d Helium 4G
Android 5.1 (Lollipop)
Chipset
50b Platinum
Mediatek MT6582 (28 nm)
50d Helium 4G
Qualcomm MSM8916 Snapdragon 410 (28 nm)
CPU
50b Platinum
Quad-core 1.3 GHz Cortex-A7
50d Helium 4G
Quad-core 1.2 GHz Cortex-A53
GPU
50b Platinum
Mali-400MP2
50d Helium 4G
Adreno 305
Card slot
50b Platinum
microSDHC
50d Helium 4G
microSD
Internal
50b Platinum
4GB 512MB RAM
50d Helium 4G
8GB 1GB RAM
Other
50b Platinum
-
50d Helium 4G
eMMC 4.5
Single
50b Platinum
8 MP, AF
50d Helium 4G
13 MP, AF
Features
50b Platinum
LED flash
50d Helium 4G
LED flash
Video
50b Platinum
1080p@30fps
50d Helium 4G
1080p@30fps
Single
50b Platinum
2 MP
50d Helium 4G
5 MP
Video
50b Platinum
50d Helium 4G
Loudspeaker
50b Platinum
Yes
50d Helium 4G
Yes
3.5mm jack
50b Platinum
Yes
50d Helium 4G
Yes
WLAN
50b Platinum
Wi-Fi 802.11 b/g/n, hotspot, Wi-Fi Direct, DLNA
50d Helium 4G
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
50b Platinum
4.0, A2DP, EDR
50d Helium 4G
4.0, LE
Positioning
50b Platinum
GPS
50d Helium 4G
GPS
NFC
50b Platinum
No
50d Helium 4G
No
Radio
50b Platinum
Stereo FM radio
50d Helium 4G
FM radio
USB
50b Platinum
microUSB 2.0
50d Helium 4G
microUSB 2.0
Sensors
50b Platinum
Accelerometer, proximity, compass
50d Helium 4G
Accelerometer, proximity, compass
Type
50b Platinum
Li-Ion 1900 mAh, removable
50d Helium 4G
Li-Ion 2100 mAh, removable
Colors
50b Platinum
Black
50d Helium 4G
Dark blue, Black
Price
50b Platinum
-
50d Helium 4G
About 140 EUR