Screen size
s4504.5"
s5021 Wave ProWinner: 5.0"+10%
Quick verdict
s5021 Wave Pro leads the measured specs 5-3.
Measured wins
s450
3
spec wins
Ties
8
equal specs
s5021 Wave Pro
5
spec wins
Overall winner
Screen size
Technology
s450
GSM / HSPA
s5021 Wave Pro
GSM / HSPA
2G bands
s450
GSM 850 / 900 / 1800 / 1900 - SIM1 & SIM 2 (optional)
s5021 Wave Pro
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
s450
HSDPA 850 / 1900
s5021 Wave Pro
HSDPA 850 / 1900
Speed
s450
HSPA 21.1/5.76 Mbps
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
Storage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
s5021 Wave Pro
HSPA 21.1/5.76 Mbps
Announced
s450
2014, May. Released 2014, May
s5021 Wave Pro
2017, February. Released 2017, February
Status
s450
Discontinued
s5021 Wave Pro
Discontinued
Dimensions
s450
131.4 x 66.8 x 9.9 mm (5.17 x 2.63 x 0.39 in)
s5021 Wave Pro
145.8 x 73 x 9.7 mm (5.74 x 2.87 x 0.38 in)
Weight
s450
132.5 g (4.66 oz)
s5021 Wave Pro
168 g (5.93 oz)
SIM
s450
Single SIM or Dual SIM (dual stand-by)
s5021 Wave Pro
Dual SIM (Micro-SIM, dual stand-by)
Other
s450
Flashlight
s5021 Wave Pro
-
Type
s450
IPS LCD
s5021 Wave Pro
IPS LCD
Size
s450
4.5 inches, 55.8 cm2 (~63.6% screen-to-body ratio)
s5021 Wave Pro
5.0 inches, 68.9 cm2 (~64.7% screen-to-body ratio)
Resolution
s450
480 x 854 pixels, 16:9 ratio (~218 ppi density)
s5021 Wave Pro
480 x 854 pixels, 16:9 ratio (~196 ppi density)
OS
s450
Android 4.2 (Jelly Bean)
s5021 Wave Pro
Android 6.0 (Marshmallow)
CPU
s450
Dual-core 1.2 GHz
s5021 Wave Pro
Quad-core 1.2 GHz Cortex-A7
Chipset
s450
-
s5021 Wave Pro
Spreadtrum SC7731C
GPU
s450
-
s5021 Wave Pro
Mali-400
Card slot
s450
microSDHC
s5021 Wave Pro
microSDHC
Internal
s450
4GB 512MB RAM
s5021 Wave Pro
4GB 512MB RAM
Single
s450
8 MP
s5021 Wave Pro
8 MP, f/2.4
Video
s450
Yes
s5021 Wave Pro
720p@30fps
Features
s450
-
s5021 Wave Pro
LED flash, panorama
Single
s450
VGA
s5021 Wave Pro
5 MP, f/2.8
Video
s450
s5021 Wave Pro
Loudspeaker
s450
Yes
s5021 Wave Pro
Yes
3.5mm jack
s450
Yes
s5021 Wave Pro
Yes
WLAN
s450
Wi-Fi 802.11 b/g/n, hotspot
s5021 Wave Pro
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
s450
4.0, A2DP
s5021 Wave Pro
2.1, A2DP
Positioning
s450
GPS
s5021 Wave Pro
GPS
NFC
s450
No
s5021 Wave Pro
No
Radio
s450
FM radio
s5021 Wave Pro
Stereo FM radio
USB
s450
microUSB
s5021 Wave Pro
microUSB 2.0
Sensors
s450
Accelerometer, proximity
s5021 Wave Pro
Accelerometer
Type
s450
Li-Ion 1750 mAh, removable
s5021 Wave Pro
Li-Po 2000 mAh, removable
Stand-by
s450
Up to 240 h (3G)
s5021 Wave Pro
Up to 240 h (3G)
Talk time
s450
Up to 5 h (3G)
s5021 Wave Pro
Up to 8 h (3G)
Colors
s450
Black
s5021 Wave Pro
Black, White, Blue
SAR
s450
-
s5021 Wave Pro
0.73 W/kg (head) 0.87 W/kg (body)