Screen size
equal specss5021 Wave Pro5.0"
s5028 Bolt5.0"
Quick verdict
s5028 Bolt leads the measured specs 3-2.
Measured wins
s5021 Wave Pro
2
spec wins
Ties
12
equal specs
s5028 Bolt
3
spec wins
Overall winner
Screen size
equal specsTechnology
s5021 Wave Pro
GSM / HSPA
s5028 Bolt
GSM / HSPA
2G bands
s5021 Wave Pro
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
s5028 Bolt
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
s5021 Wave Pro
HSDPA 850 / 1900
s5028 Bolt
HSDPA 850 / 1900
Speed
s5021 Wave Pro
HSPA 21.1/5.76 Mbps
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU speed
equal specsRAM
Storage
Main camera
equal specsFront camera
Battery
equal specsWired 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
s5028 Bolt
HSPA 21.1/5.76 Mbps
Announced
s5021 Wave Pro
2017, February. Released 2017, February
s5028 Bolt
2017, April. Released 2017, April
Status
s5021 Wave Pro
Discontinued
s5028 Bolt
Discontinued
Dimensions
s5021 Wave Pro
145.8 x 73 x 9.7 mm (5.74 x 2.87 x 0.38 in)
s5028 Bolt
144.8 x 72.8 x 10 mm (5.70 x 2.87 x 0.39 in)
Weight
s5021 Wave Pro
168 g (5.93 oz)
s5028 Bolt
154 g (5.43 oz)
SIM
s5021 Wave Pro
Dual SIM (Micro-SIM, dual stand-by)
s5028 Bolt
Dual SIM (Micro-SIM/ Mini-SIM, dual stand-by)
Type
s5021 Wave Pro
IPS LCD
s5028 Bolt
TFT
Size
s5021 Wave Pro
5.0 inches, 68.9 cm2 (~64.7% screen-to-body ratio)
s5028 Bolt
5.0 inches, 68.9 cm2 (~65.4% screen-to-body ratio)
Resolution
s5021 Wave Pro
480 x 854 pixels, 16:9 ratio (~196 ppi density)
s5028 Bolt
480 x 854 pixels, 16:9 ratio (~196 ppi density)
OS
s5021 Wave Pro
Android 6.0 (Marshmallow)
s5028 Bolt
Android 6.0 (Marshmallow)
Chipset
s5021 Wave Pro
Spreadtrum SC7731C
s5028 Bolt
Spreadtrum SC7731C
CPU
s5021 Wave Pro
Quad-core 1.2 GHz Cortex-A7
s5028 Bolt
Quad-core 1.2 GHz Cortex-A7
GPU
s5021 Wave Pro
Mali-400
s5028 Bolt
Mali-400
Card slot
s5021 Wave Pro
microSDHC
s5028 Bolt
microSDHC
Internal
s5021 Wave Pro
4GB 512MB RAM
s5028 Bolt
8GB 1GB RAM
Single
s5021 Wave Pro
8 MP, f/2.4
s5028 Bolt
8 MP, f/2.4, AF
Features
s5021 Wave Pro
LED flash, panorama
s5028 Bolt
LED flash, panorama
Video
s5021 Wave Pro
720p@30fps
s5028 Bolt
720p@30fps
Single
s5021 Wave Pro
5 MP, f/2.8
s5028 Bolt
2 MP, f/2.8
Video
s5021 Wave Pro
s5028 Bolt
Loudspeaker
s5021 Wave Pro
Yes
s5028 Bolt
Yes
3.5mm jack
s5021 Wave Pro
Yes
s5028 Bolt
Yes
WLAN
s5021 Wave Pro
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
s5028 Bolt
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
s5021 Wave Pro
2.1, A2DP
s5028 Bolt
2.1, A2DP
Positioning
s5021 Wave Pro
GPS
s5028 Bolt
GPS
NFC
s5021 Wave Pro
No
s5028 Bolt
No
Radio
s5021 Wave Pro
Stereo FM radio
s5028 Bolt
Stereo FM radio
USB
s5021 Wave Pro
microUSB 2.0
s5028 Bolt
microUSB 2.0
Sensors
s5021 Wave Pro
Accelerometer
s5028 Bolt
Accelerometer
Type
s5021 Wave Pro
Li-Po 2000 mAh, removable
s5028 Bolt
Li-Ion 2000 mAh battery
Stand-by
s5021 Wave Pro
Up to 240 h (3G)
s5028 Bolt
Up to 240 h (3G)
Talk time
s5021 Wave Pro
Up to 8 h (3G)
s5028 Bolt
Up to 8 h (3G)
Colors
s5021 Wave Pro
Black, White, Blue
s5028 Bolt
Black, Gold
SAR
s5021 Wave Pro
0.73 W/kg (head) 0.87 W/kg (body)
s5028 Bolt
-