Samsung Star Duos (GT-B7722) vs Google Pixel 3a (G020E)
Side by side comparison between Samsung Star Duos vs Google Pixel 3a phones, differences, pros, cons and full specifications. What's the better?
,
vs
5.6"
OLED
OLED
1080x2220
12.2
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? Google Pixel 3a (G020E)
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 Advantages 
32 Advantages | 6 Common items in both devices |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Accelerometer |
| Hands-free calling |
| Vibrating alert |
| MicroUSB 2.0 / USB 2.0 Type-C, USB OTG On-The-Go |
| + 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 highlight📱 Model features | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Change model | ||
| Model | Star Duos (GT-B7722) | Pixel 3a (G020E) |
| Other model names | Samsung GT-B7722/H, Samsung B7722i Duos | Google Pixel 3a G020E (Verizon Wireless) |
| Country or region available | feature not registered |  USA |
| Brand | Samsung | |
| Release date | 6/1/2010 | 5/19/2019, Announced: 5/7/2019 |
| Depth | 14.3 millimeters (0.56 inches) | 8.2 millimeters (0.32 inches) |
| Size (width x height) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) | 70.1 x 151.3 millimeters (2.76 x 5.96 in) |
| Weight | 112 grams (3.92 ounces) | 147 grams (5.15 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Display type | TFT LCD | OLED |
| Screen size | 3.2" inches | 5.6" inches |
| Screen-to-body ratio | ~46.3% (screen-to-body ratio) | ~75% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 1080x2220 pixels (18.5:9) |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI | 441 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Dragontrail Glass |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Always-On Display |
🤖 Operating System | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| System version | Proprietary OS | Android 9.0 Pie |
| Firmware update | feature not registered | Android 12 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Chipset | 32bit | 64bit: Qualcomm Snapdragon 670 (SDM670) (10nm) |
| CPU | Single-core, 1 processor: Single-core | Octa-core, 2 processors: 2x 2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core) |
| GPU graphical controller | feature not registered | Qualcomm Adreno 615 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| RAM memory | feature not registered | 4GB LPDDR4X |
| Internal storage | 270MB | 64GB (50GB available) eMMC 5.1 |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3.6 Mbps | 600/75 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat11/5 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 900/1800 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Back camera (main camera) | 5 megapixels | 12.2 megapixels |
| Main camera resolution | 2560x1920 pixels | 4032x3024 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 28mm (lens) |
| Sensor size | feature not registered | 1/2.55" inches |
| Pixel size | feature not registered | 1.4µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Supported |
| HDR | feature not registered | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@120fps |
📸 Front camera | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Front camera (secondary) | Not supported | 8 megapixels |
| Front camera resolution | Not supported | 3264x2448 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 24mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Loudspeaker | Supported | Stereo sound |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | via Micro-USB | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 2.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS, GALILEO |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1200 mAh | 3000 mAh |
| Charger, watts | Wired charging | 18W (9V/2A) Wired fast charging USB Power Delivery 2.0 |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 5.6 hours | feature not registered |
| Standby | 330 hours (13.8 days) | feature not registered |
➕ Other features | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • SHP OS • Dolphin 1.0 browser • 3D Sound Technology Java framework | • Colors: Just Black, Clearly White, Purple-ish |
☢️ Radiation rate | ||
| Samsung Star Duos (GT-B7722) | Google Pixel 3a (G020E) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.18W/kg (head), 1.17W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.69W/kg (head), 1.13W/kg (body) |