Panasonic P55 Max vs Sony Xperia U: specs comparison

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Weight

Xperia U: 70 g lighter

P55 Max:

180 g

Xperia U:

110 g
Width

Xperia U: 23.6 mm narrower

P55 Max:

77.6 mm

Xperia U:

54 mm
Screen diagonal

Xperia U: 2 in smaller diagonal

P55 Max:

5.5 in

Xperia U:

3.5 in
Depth

P55 Max: 3.3 mm thinner

P55 Max:

8.7 mm

Xperia U:

12 mm
Height

Xperia U: 40 mm shorter

P55 Max:

152 mm

Xperia U:

112 mm
Release year

P55 Max:

2017

Xperia U:

2012

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. P55 Max

Height:

152 mm +40 mm versus Xperia U
Width:

77.6 mm +23.6 mm versus Xperia U
Depth:

8.7 mm
2. Xperia U

Height:

112 mm
Width:

54 mm
Depth:

12 mm +3.3 mm versus P55 Max

Weight

Bars start at zero and share a scale within this chart.

1. P55 Max

180 g

+70 g versus Xperia U
2. Xperia U

110 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

1. P55 Max

Screen diagonal:

5.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

83.4 cm²
2. Xperia U

Screen diagonal:

3.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

33.8 cm²

P55 Max has approximately 146.9% more rectangular screen area than Xperia U.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for P55 Max, Xperia U, compared at the same storage capacity.
Storage	P55 Max	Xperia U
16 GB	3 GB RAM	Unknown

Xperia U: Original memory entry

8 GB (4 GB user available) · 512 MB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. P55 Max

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 128 GB (dedicated slot)

2. Xperia U

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: No

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

1. P55 Max

5000 mAh

+3680 mAh versus Xperia U
2. Xperia U

1320 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. P55 Max2. Xperia U

Everyday essentials

Everyday essentials — specifications for P55 Max, Xperia U.
Specification	P55 Max	Xperia U
Dimensions (HxWxD)	152 Х 77.6 Х 8.7 mm	112 Х 54 Х 12 mm
Weight	180 g	110 g
Technology	IPS LCD	TFT
Screen size	5.5" inch	3.5" inch
Screen resolution	720 x 1280 px	480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 3 GB RAM	8 GB (4 GB user available) 512 MB RAM
Memory card support	microSD up to 128 GB (dedicated slot)	No
Battery Capacity is not battery life. No endurance test is implied.	5000 mAh Removable Li-Ion	1320 mAh Removable Li-Ion
Operating system OS	Android 7.0 (Nougat)	Android 2.3 (Gingerbread) upgradable to 4.0 (Ice Cream Sandwich)
Chipset	Mediatek MT6737 (28 nm)	NovaThor U8500
Headphone jack	Yes	Yes

Display

Display — specifications for P55 Max, Xperia U.
Specification	P55 Max	Xperia U
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	83.4 cm2	33.8 cm2
Screen format	16:9 (height:width)	16:9 (height:width)
Screen to body ratio	70.7%	55.8%
PPI /points per inch/	267 PPI	280 PPI
Screen protection	Asahi Dragontrail Glass	Scratch-resistant glass

Camera and Video

Camera and Video — specifications for P55 Max, Xperia U.
Specification	P55 Max	Xperia U
Rear camera, main	13 MP Single	5 MP Single
Camera specs	13 MP AF	5 MP AF
Functions	Quad-LED flash	LED flash panorama
Video	1080p@30fps	720p@30fps
Front camera, selfie	5 MP Single	0.3 MP Single
Specifications	5 MP	VGA

Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for P55 Max, Xperia U.
Specification	P55 Max	Xperia U
Processor CPU	Quad-core 1.3 GHz Cortex-A53	Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU	Mali-T720	Mali-400
Antutu 7 score *	29156	9020
GeekBench 4 Single Core *	Unknown	275
GeekBench 4 Multi-Core *	Unknown	493

General specs

General specs — specifications for P55 Max, Xperia U.
Specification	P55 Max	Xperia U
Release date	2017 July	2012 February
Colors	Champagne Gold Matte Black	Black White/ exchangeable bottom caps in white Pink Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	8500 INR	140 EUR
Battery life	Unknown	Stand by time- Up to 260 h (2G) / Up to 472 h (3G) Talking time- Up to 6 h 36 min (2G) / Up to 5 h 36 min (3G) Music play - Up to 45 h

Communication and Connectivity

Communication and Connectivity — specifications for P55 Max, Xperia U.
Specification	P55 Max	Xperia U
SIM card	Dual SIM (Micro-SIM/Nano SIM dual stand-by)	Mini-SIM
Network	Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800) 5(850) 40(2300)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed	HSPA LTE	HSPA 14.4/5.76 Mbps
GPRS	Yes	Up to 107 kbps
Edge	Yes	Up to 296 kbps
Wi-Fi	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot	Wi-Fi 802.11 b/g/n hotspot DLNA
GPS	Yes with A-GPS	Yes with A-GPS
USB	microUSB 2.0 USB On-The-Go	microUSB 2.0 USB Host
Bluetooth	4.0 A2DP	2.1 A2DP EDR
Harmful irradiation	Unknown	SAR - 1.09 W/kg (head) 0.93 W/kg (body) SAR EU - 1.62 W/kg (head)

Music and Audio

Music and Audio — specifications for P55 Max, Xperia U.
Specification	P55 Max	Xperia U
Radio	FM radio	Stereo FM radio RDS
Others	Unknown	Sony 3D surround sound audio technology -Active noise cancellation with dedicated mic

Other features

Other features — specifications for P55 Max, Xperia U.
Specification	P55 Max	Xperia U
Dop	Sensors Accelerometer proximity Infrared port - For India	Sensors Accelerometer proximity compass - Previously known as Sony Ericsson ST25i Kumquat

Panasonic P55 Max vs Sony Xperia U