O2 XDA Exec vs Xiaomi Mi A1: 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

Mi A1: 120 g lighter

XDA Exec:

285 g

Mi A1:

165 g
Width

Mi A1: 5.2 mm narrower

XDA Exec:

81 mm

Mi A1:

75.8 mm
Screen diagonal

XDA Exec: 1.9 in smaller diagonal

XDA Exec:

3.6 in

Mi A1:

5.5 in
Rear camera layout

XDA Exec:

Single

Mi A1:

Dual
Depth

Mi A1: 17.7 mm thinner

XDA Exec:

25 mm

Mi A1:

7.3 mm
Height

XDA Exec: 28.4 mm shorter

XDA Exec:

127 mm

Mi A1:

155.4 mm

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. XDA Exec

Height:

127 mm
Width:

81 mm +5.2 mm versus Mi A1
Depth:

25 mm +17.7 mm versus Mi A1
2. Mi A1

Height:

155.4 mm +28.4 mm versus XDA Exec
Width:

75.8 mm
Depth:

7.3 mm

Weight

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

1. XDA Exec

285 g

+120 g versus Mi A1
2. Mi A1

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. XDA Exec

Screen diagonal:

3.6 in

Aspect ratio (height:width):

4:3

Approximate rectangular screen area:

40.1 cm²
2. Mi A1

Screen diagonal:

5.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

83.4 cm²

Mi A1 has approximately 107.8% more rectangular screen area than XDA Exec.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

XDA Exec: Original memory entry

64 MB RAM · 128 MB ROM

Mi A1: Original memory entry

64 GB · 512GB 4GB

Practical features

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

1. XDA Exec

NFC:: Unknown
Headphone jack:: No
Memory card support:: See details SDIO/MMC

2. Mi A1

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 128 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. XDA Exec

1620 mAh
2. Mi A1

3080 mAh

+1460 mAh versus XDA Exec

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. XDA Exec2. Mi A1

Everyday essentials

Everyday essentials — specifications for XDA Exec, Mi A1.
Specification	XDA Exec	Mi A1
Dimensions (HxWxD)	127 Х 81 Х 25 mm	155.4 Х 75.8 Х 7.3 mm
Weight	285 g	165 g
Technology	TFT	LTPS IPS LCD
Screen size	3.6" inch	5.5" inch
Screen resolution	640 x 480 px	1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64 MB RAM 128 MB ROM	64 GB 512GB 4GB
Memory card support	SDIO/MMC	microSD up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.	1620 mAh Removable Li-Ion	3080 mAh Non-removable Li-Po
Operating system OS	Microsoft Windows Mobile 5.0 PocketPC	Android 7.1.2 (Nougat) upgradable to Android 9.0 (Pie); Android One
Chipset	Unknown	Qualcomm MSM8953 Snapdragon 625 (14 nm)
Headphone jack	No	Yes

Display

Display — specifications for XDA Exec, Mi A1.
Specification	XDA Exec	Mi A1
Touchscreen	resistive touchscreen	capacitive touchscreen
Display colors	65K	16M
Screen area	40.1 cm2	82.6 cm2
Screen format	4:3 (height:width)	16:9 (height:width)
Screen to body ratio	39.0%	70.1%
PPI /points per inch/	222 PPI	403 PPI
Screen protection	Unknown	Corning Gorilla Glass 3

Camera and Video

Camera and Video — specifications for XDA Exec, Mi A1.
Specification	XDA Exec	Mi A1
Rear camera, main	1.3 MP Single	12 MP Dual
Camera specs	1.3 MP	12 MP f/2.2 26mm (wide) 1.25µm PDAF -12 MP f/2.6 50mm (telephoto) 1.0µm AF 2x optical zoom
Functions	Unknown	Dual-LED dual-tone flash HDR panorama
Video	Yes	1080p@30fps
Front camera, selfie	0.3 MP Single	5 MP Single
Specifications	VGA videocall camera	5 MP

Performance

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

Performance — specifications for XDA Exec, Mi A1.
Specification	XDA Exec	Mi A1
Processor CPU	Intel Bulverde 520 MHz	Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU	Unknown	Adreno 506
Antutu 7 score *	Unknown	78560
GeekBench 4 Single Core *	Unknown	859
GeekBench 4 Multi-Core *	Unknown	4171
Antutu 8 score *	Unknown	96807
GeekBench 4 Battery *	Unknown	3415
GeekBench 5 Single Core *	Unknown	169
GeekBench 5 Multi-Core *	Unknown	1000

General specs

General specs — specifications for XDA Exec, Mi A1.
Specification	XDA Exec	Mi A1
Release date	2005 August	2017 September
Colors	Stylish black	Black Gold Rose Gold Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	300 EUR	170 EUR
Battery life	Stand by time- Up to 250 h Talking time- Up to 8 h	Unknown
Body build	Unknown	Front glass aluminum frame back

Communication and Connectivity

Communication and Connectivity — specifications for XDA Exec, Mi A1.
Specification	XDA Exec	Mi A1
SIM card	Mini-SIM	Hybrid Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 900 / 1800 / 1900	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 20(800) 38(2600) 40(2300)
Speed	Yes 384 kbps	HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 300/50 Mbps
GPRS	Class 10	Yes
Edge	No	Yes
Wi-Fi	Wi-Fi 802.11b	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot
GPS	No	Yes with A-GPS GLONASS BDS
USB	miniUSB	2.0 Type-C 1.0 reversible connector
Bluetooth	1.2	4.2 A2DP LE

Music and Audio

Music and Audio — specifications for XDA Exec, Mi A1.
Specification	XDA Exec	Mi A1
Radio	No	FM radio
Others	Handwriting recognition Dual speakers	Active noise cancellation with dedicated mic

Other features

Other features — specifications for XDA Exec, Mi A1.
Specification	XDA Exec	Mi A1
Dop	Infrared port - Pocket Office -Voice memo -MP3/AAC player - Produced by HTC. Functionally identical to Qtek 9000 i-mate JASJAR and T-Mobile MDA IV.	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity Infrared port - Charging 5V/2A 10W - For Europe Asia Pacific Middle East & Africa LATAM. Also known as Xiaomi Mi 5X in China.

O2 XDA Exec vs Xiaomi Mi A1

O2 XDA Exec

Xiaomi Mi A1