Screen size
s5028 BoltWinner: 5.0"+10%
SL4502 Fusion II4.5"
Quick verdict
SL4502 Fusion II leads the measured specs 5-3.
Measured wins
s5028 Bolt
3
spec wins
Ties
9
equal specs
SL4502 Fusion II
5
spec wins
Overall winner
Screen size
Technology
s5028 Bolt
GSM / HSPA
SL4502 Fusion II
GSM / HSPA / LTE
2G bands
s5028 Bolt
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
SL4502 Fusion II
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
s5028 Bolt
HSDPA 850 / 1900
SL4502 Fusion II
HSDPA 850 / 1700(AWS) / 1900
Speed
s5028 Bolt
HSPA 21.1/5.76 Mbps
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront 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
SL4502 Fusion II
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
4G bands
s5028 Bolt
-
SL4502 Fusion II
2, 4, 5, 7
Announced
s5028 Bolt
2017, April. Released 2017, April
SL4502 Fusion II
2015, December. Released 2015, December
Status
s5028 Bolt
Discontinued
SL4502 Fusion II
Discontinued
Dimensions
s5028 Bolt
144.8 x 72.8 x 10 mm (5.70 x 2.87 x 0.39 in)
SL4502 Fusion II
139.9 x 65.2 x 9 mm (5.51 x 2.57 x 0.35 in)
Weight
s5028 Bolt
154 g (5.43 oz)
SL4502 Fusion II
107 g (3.77 oz)
SIM
s5028 Bolt
Dual SIM (Micro-SIM/ Mini-SIM, dual stand-by)
SL4502 Fusion II
Dual SIM (Micro-SIM, dual stand-by)
Type
s5028 Bolt
TFT
SL4502 Fusion II
IPS LCD
Size
s5028 Bolt
5.0 inches, 68.9 cm2 (~65.4% screen-to-body ratio)
SL4502 Fusion II
4.5 inches, 55.8 cm2 (~61.2% screen-to-body ratio)
Resolution
s5028 Bolt
480 x 854 pixels, 16:9 ratio (~196 ppi density)
SL4502 Fusion II
480 x 854 pixels, 16:9 ratio (~218 ppi density)
Protection
s5028 Bolt
-
SL4502 Fusion II
Scratch-resistant glass
OS
s5028 Bolt
Android 6.0 (Marshmallow)
SL4502 Fusion II
Android 5.1 (Lollipop)
Chipset
s5028 Bolt
Spreadtrum SC7731C
SL4502 Fusion II
Mediatek MT6735M (28 nm)
CPU
s5028 Bolt
Quad-core 1.2 GHz Cortex-A7
SL4502 Fusion II
Quad-core 1.0 GHz Cortex-A53
GPU
s5028 Bolt
Mali-400
SL4502 Fusion II
Mali-T720MP2
Card slot
s5028 Bolt
microSDHC
SL4502 Fusion II
microSDXC
Internal
s5028 Bolt
8GB 1GB RAM
SL4502 Fusion II
8GB 1GB RAM
Single
s5028 Bolt
8 MP, f/2.4, AF
SL4502 Fusion II
8 MP, AF
Features
s5028 Bolt
LED flash, panorama
SL4502 Fusion II
LED flash, panorama
Video
s5028 Bolt
720p@30fps
SL4502 Fusion II
720p@30fps
Single
s5028 Bolt
2 MP, f/2.8
SL4502 Fusion II
5 MP
Video
s5028 Bolt
SL4502 Fusion II
Loudspeaker
s5028 Bolt
Yes
SL4502 Fusion II
Yes
3.5mm jack
s5028 Bolt
Yes
SL4502 Fusion II
Yes
WLAN
s5028 Bolt
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
SL4502 Fusion II
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
s5028 Bolt
2.1, A2DP
SL4502 Fusion II
4.0, A2DP, LE
Positioning
s5028 Bolt
GPS
SL4502 Fusion II
GPS
NFC
s5028 Bolt
No
SL4502 Fusion II
No
Radio
s5028 Bolt
Stereo FM radio
SL4502 Fusion II
Stereo FM radio
USB
s5028 Bolt
microUSB 2.0
SL4502 Fusion II
microUSB 2.0
Sensors
s5028 Bolt
Accelerometer
SL4502 Fusion II
Accelerometer, proximity
Type
s5028 Bolt
Li-Ion 2000 mAh battery
SL4502 Fusion II
Li-Ion 1800 mAh, removable
Stand-by
s5028 Bolt
Up to 240 h (3G)
SL4502 Fusion II
Up to 240 h (3G)
Talk time
s5028 Bolt
Up to 8 h (3G)
SL4502 Fusion II
Up to 7 h (3G)
Colors
s5028 Bolt
Black, Gold
SL4502 Fusion II
Black, White
SAR
s5028 Bolt
-
SL4502 Fusion II
0.67 W/kg (head) 0.89 W/kg (body)