Screen size
Power Max P550SWinner: 5.5"+9.1%
U506S5.0"
Quick verdict
Power Max P550S leads the measured specs 9-3.
Measured wins
Power Max P550S
9
spec wins
Overall winner
Ties
6
equal specs
U506S
3
spec wins
Screen size
Technology
Power Max P550S
GSM / HSPA / LTE
U506S
GSM / HSPA / LTE
2G bands
Power Max P550S
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
U506S
GSM 850 / 900 / 1800 / 1900
3G bands
Power Max P550S
HSDPA 900 / 2100
U506S
HSDPA 850 / 900 / 2100
4G bands
Power Max P550S
3, 7, 20
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
U506S
1, 3, 4, 7, 8, 20, 28, 38, 40, 41
Speed
Power Max P550S
HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
U506S
HSPA, LTE
Announced
Power Max P550S
2017, December. Released 2017, December
U506S
2023, November
Status
Power Max P550S
Discontinued
U506S
Available. Released 2023, November
Dimensions
Power Max P550S
154.3 x 78.3 x 9.4 mm (6.07 x 3.08 x 0.37 in)
U506S
144.8 x 72.4 x 11.6 mm (5.70 x 2.85 x 0.46 in)
Weight
Power Max P550S
203 g (7.16 oz)
U506S
178 g (6.28 oz)
Build
Power Max P550S
Glass front, aluminum back, aluminum frame
U506S
-
SIM
Power Max P550S
Nano-SIM + Nano-SIM
U506S
Nano-SIM + Nano-SIM
Type
Power Max P550S
IPS LCD
U506S
IPS LCD
Size
Power Max P550S
5.5 inches, 83.4 cm2 (~69.0% screen-to-body ratio)
U506S
5.0 inches, 68.9 cm2 (~65.7% screen-to-body ratio)
Resolution
Power Max P550S
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
U506S
480 x 854 pixels, 16:9 ratio (~196 ppi density)
OS
Power Max P550S
Android 7.0 (Nougat)
U506S
Android 13 (Go edition)
Chipset
Power Max P550S
Mediatek MT6737 (28 nm)
U506S
-
CPU
Power Max P550S
Quad-core 1.3 GHz Cortex-A53
U506S
Quad-core 1.5 GHz
GPU
Power Max P550S
Mali-T720
U506S
-
Card slot
Power Max P550S
microSDXC (uses shared SIM slot)
U506S
microSDHC
Internal
Power Max P550S
16GB 2GB RAM
U506S
32GB 2GB RAM
Other
Power Max P550S
eMMC 5.0
U506S
eMMC 5.1
Single
Power Max P550S
13 MP, AF
U506S
-
Features
Power Max P550S
LED flash, panorama, HDR
U506S
LED flash
Video
Power Max P550S
720p@30fps
U506S
1080p@30fps
Dual
Power Max P550S
-
U506S
5 MP Auxiliary lens
Single
Power Max P550S
5 MP
U506S
2 MP
Video
Power Max P550S
U506S
1080p@30fps
Loudspeaker
Power Max P550S
Yes
U506S
Yes
3.5mm jack
Power Max P550S
Yes
U506S
Yes
WLAN
Power Max P550S
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
U506S
Wi-Fi 802.11 a/b/g/n
Bluetooth
Power Max P550S
4.0, A2DP, LE
U506S
4.0, A2DP
Positioning
Power Max P550S
GPS
U506S
GPS
NFC
Power Max P550S
No
U506S
No
Radio
Power Max P550S
FM radio
U506S
FM radio
USB
Power Max P550S
USB Type-C 2.0
U506S
microUSB
Sensors
Power Max P550S
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
U506S
Accelerometer, proximity
Type
Power Max P550S
Li-Ion 5000 mAh, non-removable
U506S
Li-Ion 3000 mAh battery, removable
Charging
Power Max P550S
10W wired
U506S
-
Stand-by
Power Max P550S
Up to 500 h (3G)
U506S
-
Talk time
Power Max P550S
Up to 5 h (3G)
U506S
-
Colors
Power Max P550S
Black
U506S
Black
SAR
Power Max P550S
0.16 W/kg (head) 1.74 W/kg (body)
U506S
-
Price
Power Max P550S
About 190 EUR
U506S
About 60 EUR