Screen size
Energy E520 LTE5.2"
Ultimate U608sWinner: 6.1"+14%
Quick verdict
Ultimate U608s leads the measured specs 7-5.
Measured wins
Energy E520 LTE
5
spec wins
Ties
6
equal specs
Ultimate U608s
7
spec wins
Overall winner
Screen size
Technology
Energy E520 LTE
GSM / HSPA / LTE
Ultimate U608s
GSM / HSPA / LTE
2G bands
Energy E520 LTE
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Ultimate U608s
GSM 850 / 900 / 1800 / 1900
3G bands
Energy E520 LTE
HSDPA 900 / 2100
Ultimate U608s
HSDPA 850 / 900 / 2100
4G bands
Energy E520 LTE
1, 3, 7, 8, 20
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Ultimate U608s
LTE
Speed
Energy E520 LTE
HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
Ultimate U608s
HSPA, LTE
Announced
Energy E520 LTE
2017, September. Released 2017, September
Ultimate U608s
2022, June
Status
Energy E520 LTE
Discontinued
Ultimate U608s
Available. Released 2022, July
Dimensions
Energy E520 LTE
150.8 x 76.2 x 11.1 mm (5.94 x 3.00 x 0.44 in)
Ultimate U608s
155.4 x 73.3 x 9.8 mm (6.12 x 2.89 x 0.39 in)
Weight
Energy E520 LTE
206 g (7.27 oz)
Ultimate U608s
156.8 g (5.54 oz)
SIM
Energy E520 LTE
Nano-SIM + Nano-SIM
Ultimate U608s
Nano-SIM + Nano-SIM
Other
Energy E520 LTE
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) MIL-STD-810G compliant
Ultimate U608s
-
Type
Energy E520 LTE
IPS LCD
Ultimate U608s
LCD
Size
Energy E520 LTE
5.2 inches, 74.5 cm2 (~64.9% screen-to-body ratio)
Ultimate U608s
6.08 inches, 92.3 cm2 (~81.0% screen-to-body ratio)
Resolution
Energy E520 LTE
720 x 1280 pixels, 16:9 ratio (~282 ppi density)
Ultimate U608s
720 x 1520 pixels, 19:9 ratio (~277 ppi density)
Protection
Energy E520 LTE
Corning Gorilla Glass 3
Ultimate U608s
-
OS
Energy E520 LTE
Android 6.0 (Marshmallow)
Ultimate U608s
Android 12 (Go edition)
Chipset
Energy E520 LTE
Mediatek MT6737 (28 nm)
Ultimate U608s
Mediatek MT6761 Helio A22 (12 nm)
CPU
Energy E520 LTE
Quad-core 1.3 GHz Cortex-A53
Ultimate U608s
Quad-core 2.0 GHz Cortex-A53
GPU
Energy E520 LTE
Mali-T720
Ultimate U608s
PowerVR GE8320
Card slot
Energy E520 LTE
microSDHC (uses shared SIM slot)
Ultimate U608s
microSDXC
Internal
Energy E520 LTE
16GB 2GB RAM
Ultimate U608s
32GB 2GB RAM
Other
Energy E520 LTE
eMMC 5.0
Ultimate U608s
eMMC 5.1
Single
Energy E520 LTE
13 MP, AF
Ultimate U608s
5 MP
Features
Energy E520 LTE
LED flash, HDR, panorama
Ultimate U608s
LED flash
Video
Energy E520 LTE
1080p@30fps
Ultimate U608s
1080p@30/60fps
Single
Energy E520 LTE
5 MP
Ultimate U608s
5 MP
Video
Energy E520 LTE
Ultimate U608s
720p
Loudspeaker
Energy E520 LTE
Yes
Ultimate U608s
Yes
3.5mm jack
Energy E520 LTE
Yes
Ultimate U608s
Yes
WLAN
Energy E520 LTE
Wi-Fi 802.11 b/g/n
Ultimate U608s
Wi-Fi 802.11 b/g/n
Bluetooth
Energy E520 LTE
4.0, A2DP, LE
Ultimate U608s
4.2, A2DP
Positioning
Energy E520 LTE
GPS, GLONASS
Ultimate U608s
GPS
NFC
Energy E520 LTE
No
Ultimate U608s
No
Radio
Energy E520 LTE
FM radio
Ultimate U608s
FM radio
USB
Energy E520 LTE
microUSB 2.0
Ultimate U608s
microUSB
Sensors
Energy E520 LTE
Fingerprint (rear-mounted), accelerometer, proximity, compass
Ultimate U608s
Type
Energy E520 LTE
Li-Ion 4000 mAh, non-removable
Ultimate U608s
Li-Ion 3000 mAh
Stand-by
Energy E520 LTE
Up to 220 h (3G)
Ultimate U608s
-
Talk time
Energy E520 LTE
Up to 15 h (3G)
Ultimate U608s
-
Colors
Energy E520 LTE
Black
Ultimate U608s
Black
SAR
Energy E520 LTE
0.26 W/kg (head) 0.60 W/kg (body)
Ultimate U608s
-
Price
Energy E520 LTE
About 330 EUR
Ultimate U608s
About 90 EUR