Screen size
B302.0"
S30Winner: 4.5"+56%
Quick verdict
S30 leads the measured specs 12-1.
Measured wins
B30
1
spec wins
Ties
5
equal specs
S30
12
spec wins
Overall winner
Screen size
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
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Technology
B30
GSM / HSPA
S30
GSM / HSPA / LTE
2G bands
B30
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
S30
GSM 850 / 900 / 1800 / 1900
3G bands
B30
HSDPA 900 / 2100
S30
HSDPA 850 / 900 / 2100 - Global, HSDPA 850 / 1700(AWS) / 1900 - North America
Speed
B30
HSPA
S30
HSPA, LTE Cat4 150/50 Mbps
4G bands
B30
-
S30
1, 3, 7, 8, 20 - Global, 2, 4, 5, 7, 17 - North America
Announced
B30
2015, June. Released 2015, June
S30
2015, September. Released 2015, September
Status
B30
Discontinued
S30
Discontinued
Dimensions
B30
118 x 54 x 16 mm (4.65 x 2.13 x 0.63 in)
S30
141.9 x 72.7 x 13.3 mm (5.59 x 2.86 x 0.52 in)
Weight
B30
101 g (3.56 oz)
S30
181 g (6.38 oz)
SIM
B30
Dual SIM
S30
Nano-SIM
Other
B30
IP67 dust/water resistant (up to 1m for 30 min) MIL-STD-810G compliant Drop resistant up to 1.8m Flashlight
S30
IP68 dust tight and water resistant (immersible up to 1m for 60 min) Drop resistant up to 1.8m MIL-STD-810G compliant
Type
B30
TFT
S30
TFT
Size
B30
2.0 inches, 12.6 cm2 (~19.8% screen-to-body ratio)
S30
4.5 inches, 55.8 cm2 (~54.1% screen-to-body ratio)
Resolution
B30
144 x 176 pixels (~114 ppi density)
S30
480 x 854 pixels, 16:9 ratio (~218 ppi density)
Protection
B30
Scratch-proof glass
S30
Corning Gorilla Glass 3
Chipset
B30
Spreadtrum 7701
S30
Qualcomm MSM8909 Snapdragon 210 (28 nm)
OS
B30
-
S30
Android 5.1 (Lollipop)
CPU
B30
-
S30
Quad-core 1.1 GHz Cortex-A7
GPU
B30
-
S30
Adreno 304
Card slot
B30
microSDHC
S30
microSDXC (dedicated slot)
Phonebook
B30
Yes
S30
-
Call records
B30
Yes
S30
-
Internal
B30
-
S30
8GB 1GB RAM
Other
B30
-
S30
eMMC 4.5
Single
B30
2 MP
S30
5 MP, AF
Features
B30
LED flash
S30
LED flash
Video
B30
Yes
S30
1080p@60fps
Other
B30
No
S30
-
Single
B30
-
S30
2 MP
Video
B30
-
S30
Loudspeaker
B30
Yes
S30
Yes
3.5mm jack
B30
Yes
S30
Yes
WLAN
B30
No
S30
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
B30
2.1
S30
4.1, A2DP, LE
Positioning
B30
No
S30
GPS, GLONASS
NFC
B30
No
S30
No
Radio
B30
FM radio
S30
FM radio
USB
B30
microUSB 2.0
S30
microUSB 2.0, OTG
Sensors
B30
S30
Accelerometer, proximity, compass
Messaging
B30
SMS
S30
-
Games
B30
No
S30
-
Java
B30
S30
-
Type
B30
Li-Ion 1000 mAh, non-removable
S30
Li-Ion 3000 mAh, non-removable
Stand-by
B30
Up to 240 h
S30
Up to 936 h
Talk time
B30
Up to 6 h
S30
Up to 18 h
Colors
B30
Black
S30
Black
Price
B30
About 140 EUR
S30
About 340 EUR
Models
B30
-
S30
S30