Sony Xperia X Compact vs Xiaomi Mi 8: 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.

Display technology

OLED versus LCD

Xperia X Compact:

LCD

Mi 8:

OLED
Weight

Xperia X Compact: 40 g lighter

Xperia X Compact:

135 g

Mi 8:

175 g
Width

Xperia X Compact: 9.8 mm narrower

Xperia X Compact:

65 mm

Mi 8:

74.8 mm
Screen diagonal

Xperia X Compact: 1.61 in smaller diagonal

Xperia X Compact:

4.6 in

Mi 8:

6.21 in
Chipset

Xperia X Compact:

Qualcomm MSM8956 Snapdragon 650

Mi 8:

Qualcomm SDM845 Snapdragon 845 (10 nm)
Rear camera layout

Xperia X Compact:

Single

Mi 8:

Dual

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 X Compact

Height:

129 mm
Width:

65 mm
Depth:

9.5 mm +1.9 mm versus Mi 8
2. Mi 8

Height:

154.9 mm +25.9 mm versus Xperia X Compact
Width:

74.8 mm +9.8 mm versus Xperia X Compact
Depth:

7.6 mm

Weight

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

1. Xperia X Compact

135 g
2. Mi 8

175 g

+40 g versus Xperia X Compact

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 X Compact

Screen diagonal:

4.6 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

58.3 cm²
2. Mi 8

Screen diagonal:

6.21 in

Aspect ratio (height:width):

19:9

Approximate rectangular screen area:

96.3 cm²

Mi 8 has approximately 65% more rectangular screen area than Xperia X Compact.

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 X Compact, Mi 8, compared at the same storage capacity.
Storage	Xperia X Compact	Mi 8
32 GB	3 GB RAM	Unknown

Mi 8: Original memory entry

64/128/256 GB · 6 GB RAM 128 GB · 8 GB 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. Xperia X Compact

NFC:: Yes
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 GB (dedicated slot)

2. Mi 8

NFC:: Yes
Headphone jack:: No
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. Xperia X Compact

2700 mAh
2. Mi 8

3400 mAh

+700 mAh versus Xperia X Compact

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 X Compact2. Mi 8

Everyday essentials

Everyday essentials — specifications for Xperia X Compact, Mi 8.
Specification	Xperia X Compact	Mi 8
Dimensions (HxWxD)	129 Х 65 Х 9.5 mm	154.9 Х 74.8 Х 7.6 mm
Weight	135 g	175 g
Technology	IPS LCD	Super AMOLED
Screen size	4.6" inch	6.21" inch
Screen resolution	720 x 1280 px	1080 x 2248 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32 GB 3 GB RAM	64/128/256 GB 6 GB RAM 128 GB 8 GB RAM
Memory card support	microSD up to 256 GB (dedicated slot)	No
Battery Capacity is not battery life. No endurance test is implied.	2700 mAh Non-removable Li-Ion	3400 mAh Non-removable Li-Po
Operating system OS	Android 6.0.1 (Marshmallow) upgradable to Android 8.0 (Oreo)	Android 8.1 (Oreo) upgradable to Android 9.0 (Pie); MIUI 10.1
Chipset	Qualcomm MSM8956 Snapdragon 650	Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC	Yes	Yes
Headphone jack	Yes	No

Display

Display — specifications for Xperia X Compact, Mi 8.
Specification	Xperia X Compact	Mi 8
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	58.3 cm2	97.1 cm2
Screen format	16:9 (height:width)	19:9 (height:width)
Screen to body ratio	69.6%	83.8%
PPI /points per inch/	319 PPI	402 PPI
Screen protection	Corning Gorilla Glass 4	Corning Gorilla Glass 5

Camera and Video

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

Camera and Video — specifications for Xperia X Compact, Mi 8.
Specification	Xperia X Compact	Mi 8
Rear camera, main	23 MP Single	12 MP Dual
Camera specs	23 MP f/2.0 24mm (wide) 1/2.3'' PDAF	12 MP f/1.8 1/2.55'' 1.4µm 4-axis OIS dual pixel PDAF -12 MP f/2.4 56mm (telephoto) 1/3.4'' 1.0µm AF 2x optical zoom
Functions	LED flash HDR panorama	Dual-LED flash HDR panorama
Video	1080p@30fps	1080p@30fps
Front camera, selfie	5 MP Single	20 MP Single
Specifications	5 MP	20 MP f/2.0 0.9μm
DxOMark Main Score *	Unknown	99
DxOMark Photo *	Unknown	105
DxOMark Video *	Unknown	88

Performance

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

Performance — specifications for Xperia X Compact, Mi 8.
Specification	Xperia X Compact	Mi 8
Processor CPU	Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A72)	Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
Graphics processor GPU	Adreno 510	Adreno 630
Antutu 7 score *	77152	297023
GeekBench 4 Single Core *	1374	2280
GeekBench 4 Multi-Core *	3404	8242
GeekBench 4 RenderScript *	3835	13089
Antutu 8 score *	Unknown	353884
GeekBench 4 Battery *	Unknown	3965
GeekBench 5 Single Core *	271	447
GeekBench 5 Multi-Core *	811	1898

General specs

General specs — specifications for Xperia X Compact, Mi 8.
Specification	Xperia X Compact	Mi 8
Release date	2016 September	2018 May
Colors	White Universe black Mist blue	Black Blue White Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	250 EUR	380 EUR
Battery life	Stand by time- Up to 710 h (2G) / Up to 750 h (3G) Talking time- Up to 11 h (2G) / Up to 14 h (3G)	Unknown
Body build	Unknown	Front/back glass (Gorilla Glass 5) aluminum frame (7000 series)

Communication and Connectivity

Communication and Connectivity — specifications for Xperia X Compact, Mi 8.
Specification	Xperia X Compact	Mi 8
SIM card	Nano-SIM	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - F5321 -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 12(700) 17(700) 19(800) 20(800) 26(850) 28(700) 38(2600) 39(1900) 40(2300) 41(2500) - F5321	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 12(700) 17(700) 20(800) 34(2000) 38(2600) 39(1900) 40(2300) 41(2500)
Speed	HSPA 42.2/5.76 Mbps LTE-A Cat6 300/50 Mbps	HSPA 42.2/5.76 Mbps LTE-A (4CA) Cat16 1024/150 Mbps
GPRS	Yes	Yes
Edge	Yes	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/ac dual-band Wi-Fi Direct DLNA hotspot
GPS	Yes with A-GPS GLONASS/ BDS (region dependent)	Yes with dual-band A-GPS GLONASS BDS GALILEO QZSS
USB	2.0 Type-C 1.0 reversible connector; USB Host	Type-C 1.0 reversible connector
Bluetooth	4.2 A2DP aptX LE	5.0 A2DP LE aptX HD
Harmful irradiation	SAR - 0.66 W/kg (head) 0.72 W/kg (body) SAR EU - 1.08 W/kg (head) 1.25 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Xperia X Compact, Mi 8.
Specification	Xperia X Compact	Mi 8
Radio	FM radio RDS	No
Others	Triluminos display -X-Reality Engine 24-bit/192kHz audio -Active noise cancellation with dedicated mic	HDR10 -DCI-P3 Active noise cancellation with dedicated mic

Other features

Other features — specifications for Xperia X Compact, Mi 8.
Specification	Xperia X Compact	Mi 8
Dop	Sensors Fingerprint (side-mounted) accelerometer gyro proximity barometer compass color spectrum - Fast battery charging (Quick Charge 3.0)	Sensors Infrared face recognition fingerprint (rear-mounted) accelerometer gyro proximity barometer compass - Fast battery charging (Quick Charge 4.0+)

Sony Xperia X Compact vs Xiaomi Mi 8