O2 XDA Exec vs Xiaomi Redmi 8A Dual: 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 8A Dual: 97 g lighter

XDA Exec:

285 g

Redmi 8A Dual:

188 g
Width

Redmi 8A Dual: 5.6 mm narrower

XDA Exec:

81 mm

Redmi 8A Dual:

75.4 mm
Screen diagonal

XDA Exec: 2.62 in smaller diagonal

XDA Exec:

3.6 in

Redmi 8A Dual:

6.22 in
Rear camera layout

XDA Exec:

Single

Redmi 8A Dual:

Dual
Depth

Redmi 8A Dual: 15.6 mm thinner

XDA Exec:

25 mm

Redmi 8A Dual:

9.4 mm
Height

XDA Exec: 29.5 mm shorter

XDA Exec:

127 mm

Redmi 8A Dual:

156.5 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 +5.6 mm versus Redmi 8A Dual
Depth:

25 mm +15.6 mm versus Redmi 8A Dual
2. Redmi 8A Dual

Height:

156.5 mm +29.5 mm versus XDA Exec
Width:

75.4 mm
Depth:

9.4 mm

Weight

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

1. XDA Exec

285 g

+97 g versus Redmi 8A Dual
2. Redmi 8A Dual

188 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. Redmi 8A Dual

Screen diagonal:

6.22 in

Aspect ratio (height:width):

19:9

Approximate rectangular screen area:

96.6 cm²

Redmi 8A Dual has approximately 140.6% 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.

Recorded RAM for XDA Exec, Redmi 8A Dual, compared at the same storage capacity.
Storage	XDA Exec	Redmi 8A Dual
32 GB	Unknown	2 / 3 GB RAM Alternative RAM configurations

XDA Exec: Original memory entry

64 MB RAM · 128 MB ROM

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. Redmi 8A Dual

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSDXC (dedicated 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. Redmi 8A Dual

5000 mAh

+3380 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. Redmi 8A Dual

Everyday essentials

Everyday essentials — specifications for XDA Exec, Redmi 8A Dual.
Specification	XDA Exec	Redmi 8A Dual
Dimensions (HxWxD)	127 Х 81 Х 25 mm	156.5 Х 75.4 Х 9.4 mm
Weight	285 g	188 g
Technology	TFT	IPS LCD
Screen size	3.6" inch	6.22" inch
Screen resolution	640 x 480 px	720 x 1520 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	32GB 2GB RAM 32GB 3GB RAM
Memory card support	SDIO/MMC	microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	1620 mAh Removable Li-Ion	5000 mAh Non-removable Li-Po
Operating system OS	Microsoft Windows Mobile 5.0 PocketPC	Android 9.0 (Pie); MIUI 11
Chipset	Unknown	Qualcomm SDM439 Snapdragon 439 (12 nm)
Headphone jack	No	Yes

Display

Display — specifications for XDA Exec, Redmi 8A Dual.
Specification	XDA Exec	Redmi 8A Dual
Touchscreen	resistive touchscreen	capacitive touchscreen
Display colors	65K	16M
Screen area	40.1 cm2	96.6 cm2
Screen format	4:3 (height:width)	19:9 (height:width)
Screen to body ratio	39.0%	81.8%
PPI /points per inch/	222 PPI	270 PPI
Screen protection	Unknown	Corning Gorilla Glass 5

Camera and Video

Camera and Video — specifications for XDA Exec, Redmi 8A Dual.
Specification	XDA Exec	Redmi 8A Dual
Rear camera, main	1.3 MP Single	13 MP Dual
Camera specs	1.3 MP	13 MP f/2.2 (wide) 1/3.1'' 1.12µm PDAF -2 MP f/2.4 (depth)
Functions	Unknown	HDR
Video	Yes	1080p@30fps
Front camera, selfie	0.3 MP Single	8 MP Single
Specifications	VGA videocall camera	8 MP f/2.0 1/4'' 1.12µm

Performance

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

Performance — specifications for XDA Exec, Redmi 8A Dual.
Specification	XDA Exec	Redmi 8A Dual
Processor CPU	Intel Bulverde 520 MHz	Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53)
Graphics processor GPU	Unknown	Adreno 505
GeekBench 4 Single Core *	Unknown	864
GeekBench 4 Multi-Core *	Unknown	3669
Antutu 8 score *	Unknown	95326

General specs

General specs — specifications for XDA Exec, Redmi 8A Dual.
Specification	XDA Exec	Redmi 8A Dual
Release date	2005 August	2020 February 11
Colors	Stylish black	Sky White Sea Blue Midnight Grey
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	300 EUR	80 EUR
Battery life	Stand by time- Up to 250 h Talking time- Up to 8 h	Unknown
Body build	Unknown	Glass front (Gorilla Glass 5) plastic back plastic frame

Communication and Connectivity

Communication and Connectivity — specifications for XDA Exec, Redmi 8A Dual.
Specification	XDA Exec	Redmi 8A Dual
SIM card	Mini-SIM	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) 8(900) 40(2300) 41(2500)
Speed	Yes 384 kbps	HSPA LTE-A
GPRS	Class 10	Yes
Edge	No	Yes
Wi-Fi	Wi-Fi 802.11b	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot
GPS	No	Yes with A-GPS GLONASS BDS
USB	miniUSB	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	1.2	4.2 A2DP LE

Music and Audio

Music and Audio — specifications for XDA Exec, Redmi 8A Dual.
Specification	XDA Exec	Redmi 8A Dual
Radio	No	FM radio built-in antenna
Others	Handwriting recognition Dual speakers	400 nits typ. brightness

Other features

Other features — specifications for XDA Exec, Redmi 8A Dual.
Specification	XDA Exec	Redmi 8A Dual
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 Accelerometer proximity compass - Fast battery charging 18W -Power bank/Reverse charging - Splash resistant

O2 XDA Exec vs Xiaomi Redmi 8A Dual

O2 XDA Exec

Xiaomi Redmi 8A Dual