Sony Xperia Z Ultra vs Xiaomi Redmi Note 4: 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

Redmi Note 4: 47 g lighter

Xperia Z Ultra:

212 g

Redmi Note 4:

165 g
Width

Redmi Note 4: 16.2 mm narrower

Xperia Z Ultra:

92.2 mm

Redmi Note 4:

76 mm
Screen diagonal

Redmi Note 4: 0.9 in smaller diagonal

Xperia Z Ultra:

6.4 in

Redmi Note 4:

5.5 in
Depth

Xperia Z Ultra: 2 mm thinner

Xperia Z Ultra:

6.5 mm

Redmi Note 4:

8.5 mm
Height

Redmi Note 4: 28.4 mm shorter

Xperia Z Ultra:

179.4 mm

Redmi Note 4:

151 mm
Release year

Xperia Z Ultra:

2013

Redmi Note 4:

2017

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. Xperia Z Ultra

Height:

179.4 mm +28.4 mm versus Redmi Note 4
Width:

92.2 mm +16.2 mm versus Redmi Note 4
Depth:

6.5 mm
2. Redmi Note 4

Height:

151 mm
Width:

76 mm
Depth:

8.5 mm +2 mm versus Xperia Z Ultra

Weight

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

1. Xperia Z Ultra

212 g

+47 g versus Redmi Note 4
2. Redmi Note 4

165 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. Xperia Z Ultra

Screen diagonal:

6.4 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

112.9 cm²
2. Redmi Note 4

Screen diagonal:

5.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

83.4 cm²

Xperia Z Ultra has approximately 35.4% more rectangular screen area than Redmi Note 4.

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 Xperia Z Ultra, Redmi Note 4, compared at the same storage capacity.
Storage	Xperia Z Ultra	Redmi Note 4
16 GB	2 GB RAM	Unknown

Redmi Note 4: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM; 64 GB · 3 GB RAM (China only)

Practical features

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

1. Xperia Z Ultra

NFC:: Yes
Headphone jack:: Yes
Memory card support:: See details microSD · up to 64 GB (dedicated slot)

2. Redmi Note 4

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 GB (uses SIM 2 slot)

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. Xperia Z Ultra

3050 mAh
2. Redmi Note 4

4100 mAh

+1050 mAh versus Xperia Z Ultra

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. Xperia Z Ultra2. Redmi Note 4

Everyday essentials

Everyday essentials — specifications for Xperia Z Ultra, Redmi Note 4.
Specification	Xperia Z Ultra	Redmi Note 4
Dimensions (HxWxD)	179.4 Х 92.2 Х 6.5 mm	151 Х 76 Х 8.5 mm
Weight	212 g	165 g
Technology	IPS LCD	IPS LCD
Screen size	6.4" inch	5.5" inch
Screen resolution	1080 x 1920 px	1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 2 GB RAM	64 GB 4 GB RAM 32 GB 3 GB RAM; 64 GB 3 GB RAM (China only)
Memory card support	microSD up to 64 GB (dedicated slot)	microSD up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.	3050 mAh Non-removable Li-Ion	4100 mAh Non-removable Li-Po
Operating system OS	Android 4.2 (Jelly Bean) upgradable to 5.1 (Lollipop)	Android 6.0 (Marshmallow) upgradable to 7.0 (Nougat); MIUI 10
Chipset	Qualcomm MSM8274 or MSM8974 Snapdragon 800 (28 nm)	Qualcomm MSM8953 Snapdragon 625 (14 nm)
NFC	Yes	Unknown
Headphone jack	Yes	Yes

Display

Display — specifications for Xperia Z Ultra, Redmi Note 4.
Specification	Xperia Z Ultra	Redmi Note 4
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	112.9 cm2	83.4 cm2
Screen format	16:9 (height:width)	16:9 (height:width)
Screen to body ratio	68.3%	72.7%
PPI /points per inch/	344 PPI	401 PPI
Screen protection	Shatter proof glass	Unknown

Camera and Video

Camera and Video — specifications for Xperia Z Ultra, Redmi Note 4.
Specification	Xperia Z Ultra	Redmi Note 4
Rear camera, main	8 MP Single	13 MP Single
Camera specs	8 MP AF f/2.4	13 MP f/2.0 1.12µm PDAF
Functions	HDR	Dual-LED dual-tone flash panorama HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	2 MP Single	5 MP Single
Specifications	2 MP	5 MP f/2.0

Performance

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

Performance — specifications for Xperia Z Ultra, Redmi Note 4.
Specification	Xperia Z Ultra	Redmi Note 4
Processor CPU	Quad-core 2.2 GHz Krait 400	Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU	Adreno 330	Adreno 506
Antutu 7 score *	65122	76000
GeekBench 4 Single Core *	973	1475
GeekBench 4 Multi-Core *	2463	4010
GeekBench 4 RenderScript *	2328	3151
Antutu 8 score *	Unknown	102376
GeekBench 5 Single Core *	Unknown	171
GeekBench 5 Multi-Core *	Unknown	917

General specs

General specs — specifications for Xperia Z Ultra, Redmi Note 4.
Specification	Xperia Z Ultra	Redmi Note 4
Release date	2013 June	2017 January
Colors	Black White Purple	Dark Gray Gold Black Lake Blue (64/4GB model)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	280 EUR	150 EUR
Battery life	Stand by time- Up to 790 h (2G) / Up to 820 h (3G) Talking time- Up to 14 h (2G) / Up to 16 h (3G) Music play - Up to 120 h	Unknown
Body build	Unknown	Front glass aluminum body

Communication and Connectivity

Communication and Connectivity — specifications for Xperia Z Ultra, Redmi Note 4.
Specification	Xperia Z Ultra	Redmi Note 4
SIM card	Micro-SIM	Hybrid Dual SIM (Micro-SIM/Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - all versions -3G - HSDPA 850 / 900 / 1700 / 1900 / 2100 - all versions -4G - LTE band 1(2100) 2(1900) 4(1700/2100) 5(850) 7(2600) 8(900) 17(700) - C6806 LTE band 1(2100) 3(1800) 20(800) - C6833	Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 20(800) 38(2600) 40(2300)
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 300/50 Mbps
GPRS	Up to 107 kbps	Yes
Edge	Up to 296 kbps	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct DLNA hotspot	Wi-Fi 802.11 a/b/g/n Wi-Fi Direct hotspot
GPS	Yes with A-GPS GLONASS	Yes with A-GPS GLONASS BDS
USB	microUSB 2.0 (MHL TV-out) USB Host	microUSB 2.0 USB On-The-Go
Bluetooth	4.0 A2DP aptX	4.1 A2DP LE
Harmful irradiation	SAR - 1.01 W/kg (head) 1.54 W/kg (body) SAR EU - 0.34 W/kg (head)	Unknown

Music and Audio

Music and Audio — specifications for Xperia Z Ultra, Redmi Note 4.
Specification	Xperia Z Ultra	Redmi Note 4
Radio	Stereo FM radio RDS	FM radio
Others	Triluminos display -X-Reality Engine Active noise cancellation with dedicated mic	24-bit/192kHz audio -Active noise cancellation with dedicated mic

Other features

Other features — specifications for Xperia Z Ultra, Redmi Note 4.
Specification	Xperia Z Ultra	Redmi Note 4
Dop	Sensors Accelerometer gyro proximity compass - ANT+ - IP58 dust proof and water resistant over 1.5 meter and 30 minutes - Also known as Sony Xperia Z Ultra HSPA+ C6802 Sony Xperia Z Ultra LTE C6806 Sony Xperia Z Ultra LTE C6833	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.

Sony Xperia Z Ultra vs Xiaomi Redmi Note 4