Xiaomi Mi A2 (128GB) vs Samsung Star Duos (GT-B7722)
Side by side comparison between Xiaomi Mi A2 vs Samsung Star Duos phones, differences, pros, cons and full specifications. What's the better?
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5.99"
IPS
IPS
1080x2160
12
MP
MP
20mp
6GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
What's the better phone? Xiaomi Mi A2 (128GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
5 Common items in both devices |
Only digital zoom |
PDAF: phase detection autofocus / Autofocus |
Accelerometer |
2 slots (Dual-SIM) |
USB 2.0 Type-C reversible connector / MicroUSB 2.0 |
+ specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlightđą Model features | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Model | Xiaomi Mi A2 (128GB) | Star Duos (GT-B7722) |
Other model names | Xiaomi Mi A2 M1804D2SG (128GB + 6GB RAM), ĺ°çął6X, Xiaomi Wayne | Samsung GT-B7722/H, Samsung B7722i Duos |
Country or region available | (Global, International), India | feature not registered |
Brand | Xiaomi | Samsung |
Release date | 7/27/2018, Announced: 7/24/2018 | 6/1/2010 |
Depth | 7.3 millimeters (0.29 inches) | 14.3 millimeters (0.56 inches) |
Size (width x height) | 75.4 x 158.7 millimeters (2.97 x 6.25 in) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) |
Weight | 166 grams (5.81 ounces) | 112 grams (3.92 ounces) |
Build, materials | Aluminum body, glass front | feature not registered |
Protection against water and others | Not supported | Not supported |
đ˛ Display | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Display type | LTPS IPS LCD | TFT LCD |
Screen size | 5.99" inches | 3.2" inches |
Screen-to-body ratio | ~77.4% (screen-to-body ratio) | ~46.3% (screen-to-body ratio) |
Display resolution | 1080x2160 pixels (19:9) | 240x400 pixels |
Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
Pixel density (dot pitch) | 403 PPI | 146 PPI |
Colors | 16 million | 260 thousand |
Scratch-resistant glass | Gorilla Glass 5 | Not supported |
Refresh rate | 60Hz | feature not registered |
Display features | Not supported | feature not registered |
đ¤ Operating System | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
System version | Android 8.1 Oreo | Proprietary OS |
Firmware update | Android 10 | feature not registered |
User Interface | feature not registered | feature not registered |
âď¸ Processor | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Chipset | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) | 32bit |
CPU | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) | Single-core, 1 processor: Single-core |
GPU graphical controller | Qualcomm Adreno 512 (650MHz) | feature not registered |
Performance (benchmark) | AnTuTu: 130927 (v7), 172886 (v8) Geekbench: 4625 (v4.4), 1157 (v5.1) GFXBench: 8.6fps (ES 3.1 onscreen) | feature not registered |
đ˝ Memory and storage | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
RAM memory | 6GB LPDDR4X | feature not registered |
Internal storage | 128GB (111GB available) eMMC 5.1 | 270MB |
External storage | Not supported | Until 16GB microSD, microSDHC (dedicated slot) |
đś Mobile networks | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
Maximum Download / Upload | 600/150 Mbps | 3.6 Mbps |
Network technology | 2G, 3G, 4G | 2G, 3G |
Frequency, bands | Expand band details Collapse details | |
GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Primary 3G network | Global version: UMTS 850/900/1700/1900/2100 India version: UMTS 850/900/1900/2100 | UMTS 2100 |
Primary 4G network | LTE Cat12 VoLTE Global version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 20) TD-LTE (Bands 38, 40) India version: LTE (Bands 1, 3, 5) TD-LTE (Bands 40, 41) | Not supported |
Primary 5G network | Not supported | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA |
Secondary 2G network | GSM 850/900/1800/1900 | GSM 900/1800 |
Secondary 3G network | Not supported | Not supported |
Secondary 4G network | Not supported | Not supported |
Secondary data network | GPRS, EDGE | GPRS, EDGE |
đˇ Camera | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Back camera (main camera) | (dual camera) 12 megapixels 20MP f/1.81/2.8"1.0Âľm | 5 megapixels |
Main camera resolution | 4000x3000 pixels | 2560x1920 pixels |
Video recording (primary) | 4K UHD (3840x2160) 30 fps | QVGA (320x240) 30 fps |
Flash | Dual-LED on main camera and LED on front camera | LED flash |
Focal aperture | f/1.8 (aperture) | feature not registered |
Focal length | feature not registered | feature not registered |
Sensor size | 1/2.9" inches | feature not registered |
Pixel size | 1.25Âľm pixel | feature not registered |
Autofocus | PDAF: phase detection autofocus | Autofocus |
Touch focus | Supported | feature not registered |
Image stabilization | EIS: Digital stabilization | feature not registered |
Zoom | Only digital zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection | feature not registered |
BSI sensor | Not supported | feature not registered |
HDR | HDR photo on both cameras | feature not registered |
Camera extras | feature not registered | feature not registered |
đ¸ Front camera | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Front camera (secondary) | 20 megapixels | Not supported |
Front camera resolution | 5164x3872 pixels | Not supported |
Video recording (secondary) | Full HD (1920x1080) | Not supported |
Front flash | LED | Not supported |
Focal aperture | f/2.2 (aperture) | feature not registered |
Focal length | feature not registered | feature not registered |
Sensor size | 1/2.8" inches | feature not registered |
Pixel size | 1Âľm pixel | feature not registered |
đ Sound and multimedia | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Loudspeaker | Supported | Supported |
Active noise cancellation | 2 microphones or more | feature not registered |
Radio | Not supported | FM (RDS) |
TV | Not supported | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
đ Connectivity | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0 |
Audio output | Type-C jack with 3.5mm jack adapter | via Micro-USB |
TV output | Not supported | Not supported |
Bluetooth | 5.0 + A2DP/LE | 2.1 + A2DP |
WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
DLNA | Not supported | feature not registered |
GPS | A-GPS, GeoTagging, GLONASS, BeiDou | Not supported |
NFC | Not supported | Not supported |
Infrared port | Supported | feature not registered |
đ§ Sensors | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer |
Vibrating alert | Supported | Supported |
đ Battery | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
Battery capacity | 3000 mAh | 1200 mAh |
Charger, watts | 18W Wired fast charging Quick Charge 4 | Wired charging |
Inductive / wireless charging | Not supported | feature not registered |
Talk time autonomy | feature not registered | 5.6 hours |
Standby | feature not registered | 330 hours (13.8 days) |
â Other features | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
Call control | Voice dialing, Voice recorder | Voice recorder |
Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail, Push mail |
Hands-free calling | Supported | Supported |
Video calling | Supported | Not supported |
Ringtones | Polyphonic and customized | Polyphonic and customized |
Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
Antenna | Internal antenna | Internal antenna |
Qwerty physical keyboard | Not supported | Not supported |
Miscellaneous | ⢠Colors: Black, Gold, Blue, Red, Rose Gold ⢠Android One ⢠Back camera sensor: Sony IMX486/IMX376 ⢠Front camera sensor: Sony IMX376 ⢠WiFi display | ⢠Colors: Black ⢠SHP OS ⢠Dolphin 1.0 browser ⢠3D Sound Technology ⢠Java framework |
â˘ď¸ Radiation rate | ||
Xiaomi Mi A2 (128GB) | Samsung Star Duos (GT-B7722) | |
SAR 1.6W/kg (USA, Mexico, etc.) | 0.96W/kg (head), 0.64W/kg (body) | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | 1.16W/kg (head), 0.66W/kg (body) | feature not registered |