O2 XDA Stellar vs Sharp Aquos R2 compact

Compare recorded specifications, size and practical differences.

O2 XDA Stellar

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Sharp Aquos R2 compact

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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.

WeightAquos R2 compact: 55 g lighterAquos R2 compact: 135 g · XDA Stellar: 190 g
WidthXDA Stellar: 5 mm narrowerXDA Stellar: 59 mm · Aquos R2 compact: 64 mm
Screen diagonalXDA Stellar: 2.4 in smaller diagonalXDA Stellar: 2.8 in · Aquos R2 compact: 5.2 in
ChipsetQualcomm MSM7200 / Qualcomm SDM845 Snapdragon 845 (10 nm)XDA Stellar: Qualcomm MSM7200 · Aquos R2 compact: Qualcomm SDM845 Snapdragon 845 (10 nm)
DepthAquos R2 compact: 9.3 mm thinnerAquos R2 compact: 9.3 mm · XDA Stellar: 18.6 mm
HeightXDA Stellar: 19 mm shorterXDA Stellar: 112 mm · Aquos R2 compact: 131 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.

Front

Side

1. XDA Stellar
Height
112 mm
Width
59 mm
Depth
18.6 mm

Weight
190 g
2. Aquos R2 compact
Height
131 mm
Width
64 mm
Depth
9.3 mm

Weight
135 g

Specifications

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Everyday essentials

Everyday essentials
Specification	XDA Stellar	Aquos R2 compact
Dimensions (HxWxD)	112 Х 59 Х 18.6 mm	131 Х 64 Х 9.3 mm
Weight	190 g	135 g
Technology	TFT	IGZO IPS LCD
Screen size	2.8" inch	5.2" inch
Screen resolution	240 x 320 px	1080 x 2280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	128 MB RAM 256 MB ROM	64 GB 512GB 4GB
Memory card support	microSD	microSD up to 512 GB
BatteryCapacity is not battery life. No endurance test is implied.	1350 mAh Removable Li-Ion	2500 mAh Non-removable Li-Ion
Operating system OS	Microsoft Windows Mobile 6.0 Professional	Android 9.0 (Pie)
Chipset	Qualcomm MSM7200	Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC	Unknown	Yes
Headphone jack	No	Yes

Display

Display
Specification	XDA Stellar	Aquos R2 compact
Touchscreen	resistive touchscreen	capacitive touchscreen
Display colors	65K	16M
Screen area	24.3 cm2	67.5 cm2
Screen format	4:3 (height:width)	19:9 (height:width)
Screen to body ratio	36.7%	80.5%
PPI /points per inch/	143 PPI	485 PPI
Screen protection	Unknown	Corning Gorilla Glass 3

Camera and Video

Camera and Video
Specification	XDA Stellar	Aquos R2 compact
Rear camera, main	3.15 MP Single	22.6 MP Single
Camera specs	3.15 MP AF	22.6 MP f/1.9 22 mm PDAF OIS
Functions	Unknown	LED flash HDR panorama
Video	Yes	1080p@30fps
Front camera, selfie	0.3 MP Single	8 MP Single
Specifications	VGA videocall camera	8 MP f/2.2 23 mm

Performance

Performance
Specification	XDA Stellar	Aquos R2 compact
Processor CPU	400 MHz ARM 11	Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Graphics processor GPU	Adreno 130	Adreno 630

General specs

General specs
Specification	XDA Stellar	Aquos R2 compact
Release date	2007 November	2018 November
Colors	Silver	Smokey Green Deep White Pure Black
Battery life	Stand by time- Up to 365 h Talking time- Up to 5 h	Unknown
Body build	Unknown	Front glass aluminum frame plastic back

Communication and Connectivity

Communication and Connectivity
Specification	XDA Stellar	Aquos R2 compact
SIM card	Mini-SIM	Nano-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 2100 -4G - LTE
Speed	HSPA 3.6/0.384 Mbps	HSPA LTE
GPRS	Class 10	Yes
Edge	Class 10	Yes
Wi-Fi	Wi-Fi 802.11b/g	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot
GPS	Yes with A-GPS	Yes with A-GPS GLONASS GALILEO QZSS
USB	2.0	2.0 Type-C 1.0 reversible connector (PowerDelivery 2.0)
Bluetooth	2.0	5.0 A2DP LE

Music and Audio

Music and Audio
Specification	XDA Stellar	Aquos R2 compact
Radio	No	No
Others	Handwriting recognition	120 Hz -HDR10 -DCI-P3 Active noise cancellation with dedicated mic -Dolby Vision & Dolby Atmos -24-bit/192kHz audio

Other features

Other features
Specification	XDA Stellar	Aquos R2 compact
Dop	Pocket Office -Business card reader -Voice memo -Media Player 10 HTC Kaiser platform	Sensors Fingerprint (front-mounted) accelerometer gyro proximity compass - Fast battery charging - IP68 dust/water proof (up to 1.5m for 30 mins)