Screen size
R28 Denali2.4"
s5021 Wave ProWinner: 5.0"+52%
Quick verdict
s5021 Wave Pro leads the measured specs 10-3.
Measured wins
R28 Denali
3
spec wins
Ties
4
equal specs
s5021 Wave Pro
10
spec wins
Overall winner
Screen size
Technology
R28 Denali
GSM / HSPA
s5021 Wave Pro
GSM / HSPA
2G bands
R28 Denali
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
s5021 Wave Pro
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
R28 Denali
HSDPA 850 / 1700(AWS) / 1900
s5021 Wave Pro
HSDPA 850 / 1900
Speed
R28 Denali
HSPA 7.2/5.76 Mbps
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
SD card
equal specsStereo speakers
s5021 Wave Pro
HSPA 21.1/5.76 Mbps
Announced
R28 Denali
2015, August. Released 2015, August
s5021 Wave Pro
2017, February. Released 2017, February
Status
R28 Denali
Discontinued
s5021 Wave Pro
Discontinued
Dimensions
R28 Denali
132 x 48.5 x 15 mm (5.20 x 1.91 x 0.59 in)
s5021 Wave Pro
145.8 x 73 x 9.7 mm (5.74 x 2.87 x 0.38 in)
Weight
R28 Denali
127 g (4.48 oz)
s5021 Wave Pro
168 g (5.93 oz)
SIM
R28 Denali
Dual SIM (Mini-SIM/ Micro-SIM)
s5021 Wave Pro
Dual SIM (Micro-SIM, dual stand-by)
Other
R28 Denali
IP67 dust/water resistant (up to 1m for 30 min) Flashlight
s5021 Wave Pro
-
Type
R28 Denali
TFT, 65K colors
s5021 Wave Pro
IPS LCD
Size
R28 Denali
2.4 inches, 17.8 cm2 (~27.9% screen-to-body ratio)
s5021 Wave Pro
5.0 inches, 68.9 cm2 (~64.7% screen-to-body ratio)
Resolution
R28 Denali
240 x 320 pixels, 4:3 ratio (~167 ppi density)
s5021 Wave Pro
480 x 854 pixels, 16:9 ratio (~196 ppi density)
Protection
R28 Denali
Scratch-resistant glass
s5021 Wave Pro
-
CPU
R28 Denali
611 MHz
s5021 Wave Pro
Quad-core 1.2 GHz Cortex-A7
OS
R28 Denali
-
s5021 Wave Pro
Android 6.0 (Marshmallow)
Chipset
R28 Denali
-
s5021 Wave Pro
Spreadtrum SC7731C
GPU
R28 Denali
-
s5021 Wave Pro
Mali-400
Card slot
R28 Denali
microSDHC
s5021 Wave Pro
microSDHC
Phonebook
R28 Denali
Yes
s5021 Wave Pro
-
Call records
R28 Denali
Yes
s5021 Wave Pro
-
Internal
R28 Denali
-
s5021 Wave Pro
4GB 512MB RAM
Single
R28 Denali
5 MP
s5021 Wave Pro
8 MP, f/2.4
Video
R28 Denali
Yes
s5021 Wave Pro
720p@30fps
Features
R28 Denali
-
s5021 Wave Pro
LED flash, panorama
Other
R28 Denali
No
s5021 Wave Pro
-
Single
R28 Denali
-
s5021 Wave Pro
5 MP, f/2.8
Video
R28 Denali
-
s5021 Wave Pro
Loudspeaker
R28 Denali
Yes
s5021 Wave Pro
Yes
3.5mm jack
R28 Denali
No
s5021 Wave Pro
Yes
WLAN
R28 Denali
No
s5021 Wave Pro
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
R28 Denali
3.0, A2DP
s5021 Wave Pro
2.1, A2DP
Positioning
R28 Denali
No
s5021 Wave Pro
GPS
NFC
R28 Denali
No
s5021 Wave Pro
No
Radio
R28 Denali
Stereo FM radio, built-in antenna
s5021 Wave Pro
Stereo FM radio
USB
R28 Denali
microUSB 2.0
s5021 Wave Pro
microUSB 2.0
Sensors
R28 Denali
s5021 Wave Pro
Accelerometer
Messaging
R28 Denali
SMS, MMS, Email
s5021 Wave Pro
-
Games
R28 Denali
No
s5021 Wave Pro
-
Java
R28 Denali
No
s5021 Wave Pro
-
Other
R28 Denali
MP3/AAC+/WAV player MP4/H.264 player
s5021 Wave Pro
-
Type
R28 Denali
Li-Ion 1400 mAh battery
s5021 Wave Pro
Li-Po 2000 mAh, removable
Stand-by
R28 Denali
Up to 240 h (3G)
s5021 Wave Pro
Up to 240 h (3G)
Talk time
R28 Denali
Up to 7 h (3G)
s5021 Wave Pro
Up to 8 h (3G)
Colors
R28 Denali
Black
s5021 Wave Pro
Black, White, Blue
SAR
R28 Denali
0.83 W/kg (head) 1.28 W/kg (body)
s5021 Wave Pro
0.73 W/kg (head) 0.87 W/kg (body)