Screen size
S304.5"
S40Winner: 4.7"+4.3%
Quick verdict
S40 leads the measured specs 7-1.
Measured wins
S30
1
spec wins
Ties
10
equal specs
S40
7
spec wins
Overall winner
Screen size
Technology
S30
GSM / HSPA / LTE
S40
GSM / HSPA / LTE
2G bands
S30
GSM 850 / 900 / 1800 / 1900
S40
GSM 850 / 900 / 1800 / 1900
3G bands
S30
HSDPA 850 / 900 / 2100 - Global, HSDPA 850 / 1700(AWS) / 1900 - North America
S40
HSDPA 850 / 900 / 2100 - Global, HSDPA 850 / 1700(AWS) / 1900 - North America
4G bands
S30
1, 3, 7, 8, 20 - Global, 2, 4, 5, 7, 17 - North America
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
equal specsStorage
Main camera
Front camera
equal specsBattery
equal specsWired charging
Weight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
S40
1, 3, 7, 8, 20 - Global, 2, 4, 5, 7, 12, 17 - North America
Speed
S30
HSPA, LTE Cat4 150/50 Mbps
S40
HSPA, LTE Cat4 150/50 Mbps
Announced
S30
2015, September. Released 2015, September
S40
2015, July. Released 2015, August
Status
S30
Discontinued
S40
Discontinued
Dimensions
S30
141.9 x 72.7 x 13.3 mm (5.59 x 2.86 x 0.52 in)
S40
144.9 x 74.1 x 12.5 mm (5.70 x 2.92 x 0.49 in)
Weight
S30
181 g (6.38 oz)
S40
185 g (6.53 oz)
SIM
S30
Nano-SIM
S40
Nano-SIM
Other
S30
IP68 dust tight and water resistant (immersible up to 1m for 60 min) Drop resistant up to 1.8m MIL-STD-810G compliant
S40
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Drop resistant up to 1.8m MIL-STD-810G compliant
Type
S30
TFT
S40
IPS LCD
Size
S30
4.5 inches, 55.8 cm2 (~54.1% screen-to-body ratio)
S40
4.7 inches, 60.9 cm2 (~56.7% screen-to-body ratio)
Resolution
S30
480 x 854 pixels, 16:9 ratio (~218 ppi density)
S40
540 x 960 pixels, 16:9 ratio (~234 ppi density)
Protection
S30
Corning Gorilla Glass 3
S40
Corning Gorilla Glass 4
OS
S30
Android 5.1 (Lollipop)
S40
Android 5.1 (Lollipop)
Chipset
S30
Qualcomm MSM8909 Snapdragon 210 (28 nm)
S40
Qualcomm MSM8909 Snapdragon 210 (28 nm)
CPU
S30
Quad-core 1.1 GHz Cortex-A7
S40
Quad-core 1.1 GHz Cortex-A7
GPU
S30
Adreno 304
S40
Adreno 304
Card slot
S30
microSDXC (dedicated slot)
S40
microSDXC (dedicated slot)
Internal
S30
8GB 1GB RAM
S40
16GB 1GB RAM
Other
S30
eMMC 4.5
S40
eMMC 4.5
Single
S30
5 MP, AF
S40
8 MP, AF
Features
S30
LED flash
S40
LED flash
Video
S30
1080p@60fps
S40
1080p@60fps
Single
S30
2 MP
S40
2 MP
Video
S30
S40
Loudspeaker
S30
Yes
S40
Yes
3.5mm jack
S30
Yes
S40
Yes
WLAN
S30
Wi-Fi 802.11 b/g/n, hotspot
S40
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
S30
4.1, A2DP, LE
S40
4.1, A2DP, LE
Positioning
S30
GPS, GLONASS
S40
GPS, GLONASS
NFC
S30
No
S40
Yes
Radio
S30
FM radio
S40
FM radio
USB
S30
microUSB 2.0, OTG
S40
microUSB 2.0, OTG
Sensors
S30
Accelerometer, proximity, compass
S40
Accelerometer, proximity, compass
Type
S30
Li-Ion 3000 mAh, non-removable
S40
Li-Ion 3000 mAh, non-removable
Stand-by
S30
Up to 936 h
S40
Up to 936 h
Talk time
S30
Up to 18 h
S40
Up to 18 h
Colors
S30
Black
S40
Black
Models
S30
S30
S40
-
Price
S30
About 340 EUR
S40
About 440 EUR