| Physical features | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Model | Galaxy S3 (GT-i9305T) | Galaxy A30s (SM-A307FN) |
| Other model names | Telstra Samsung Galaxy S3 i9305T (4G LTE) | Galaxy A30s SM-A307FN Single-Sim (NFC) |
| Country or region available |  
Australia, New Zealand |   
South Africa, Angola, Mozambique |
| Brand | Samsung | Samsung |
| Release date | October, 2012 | September, 2019 |
| Depth | 8.6 millimeters (0.34 inches) | 7.8 millimeters (0.31 inches) |
| Size (width x height) | 70.6 x 136.6 millimeters (2.78 x 5.38 in) | 74.7 x 158.5 millimeters (2.94 x 6.24 in) |
| Weight | 133 grams (4.66 ounces) | 169 grams (5.92 ounces) |
| Qwerty physical keyboard | Not supported | Not supported |
| Antenna | Internal antenna | Internal antenna |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
| System (OS) | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Operating system | Android 4.1.1 Jelly Bean | Android 9.0 Pie |
| Firmware update | Android 4.4 KitKat | Android 10 |
| Hardware | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Chipset | 32bit - Samsung Exynos 4 Quad 4412 (32nm) | 64bit - Samsung Exynos 7 Octa 7904 (14nm) |
| CPU processor | 1.4Ghz Quad-Core ARM Cortex-A9 | Octa-Core, 2 processors:
1.8Ghz Dual-Core ARM Cortex-A73
1.6Ghz Hexa-Core ARM Cortex-A53 |
| GPU graphical controller | ARM Mali-400 MP4 | ARM Mali-G71 MP2 |
| RAM memory | 2GB LPDDR2 | 4GB LPDDR4X |
| Internal storage | 16GB (11GB user free) | 64GB (49GB user free)
eMMC 5.1 |
| External storage | Until 64GB microSD, microSDXC
(dedicated slot) | Until 1TB microSD, microSDXC
(dedicated slot) |
| Display | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 4.8" inches | 6.4" inches |
| Screen-to-body ratio | ~65.9% (screen-to-body ratio) | ~84.9% (screen-to-body ratio) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Display resolution | 720x1280 pixels | 720x1560 pixels |
| Pixel density (dot pitch) | 306 PPI | 268 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 2 | Scratch-resistant glass |
| Mobile networks | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot
micro-SIM (3FF) | 1 slot
nano-SIM (4FF) |
| Maximum download/upload | 100/50 Mbps | 600/150 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band detailsCollapse 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 | UMTS 850/900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE 1800/2600 | LTE Cat12/13 (Bands 1, 3, 5, 7, 8, 20)
TD-LTE (Bands 38, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
| Calling | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Messaging | SMS (Swype), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Speakerphone | Supported | Supported |
| Video calling | Supported | Supported |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Camera | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Back camera (main camera) | 8 megapixels | (triple camera)
25 megapixels
8MP ultrawide (f/2.2 13mm 1/4.0" 1.12µm)
5MP depth sensor (f/2.2 1/5.0" 1.12µm) |
| Main camera resolution | 3264x2448 pixels | 5760x4320 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.6 (aperture) | f/1.7 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| 2ª camera | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Front camera (secondary) | 2 megapixels | 16 megapixels |
| Front camera resolution | 1600x1200 pixels | 4608x3456 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.6 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | feature not registered | 1µm pixel |
| Multimedia | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
| Connectivity | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| TV output | Micro-B USB - MHL | Not supported |
| Audio output | 3.5mm jack | 3.5mm jack |
| Bluetooth | 4.0 version A2DP | 5.0 version A2DP/LE |
| WiFi | 802.11 a/b/g/n + MIMO (2.4Ghz, 5Ghz) | 802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz) |
| DLNA | Supported | Not supported |
| NFC | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| Infrared port | Not supported | Not supported |
| Other functions | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Active noise cancellation | Supported | Supported |
| Vibrating alert | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Java / Flash player | Supported | Not supported |
| Sensors | Accelerometer
Proximity
Compass
Ambient Light
Gyroscope
Barometer
| Accelerometer
Proximity
Compass
Ambient Light
Hall effect
Face unlock
Fingerprint (under display)
|
| Other features | - Colors: Pebble blue, Marble white
- S-Voice natural language commands and dictation
- USB On-the-go support
- Smart Stay eye tracking
- Touch Focus
- TouchWiz with Motion UX
- DLNA
- Wi-Fi Mobile Hotspot | - Colors: Prism Crush Black, Prism Crush White, Prism Crush Green, Prism Crush Violet2
- 19.5:9 display
- Game Booster
- Samsung Pay
- WiFi direct, hotspot |
| Power supply | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| Battery | Li-Ion (Removable) | LiPo - Li-Ion polymer (Non removable)
Fast battery charging |
| Battery capacity | 2100 mAh | 4000 mAh |
| Battery model / charger (watts) | EB-L1G6LLU | 15W |
| Talk time autonomy | 660 minutes | 11 hours | 0.5 day | feature not registered |
| Standby | 30600 minutes | 510 hours | 21.3 days | feature not registered |
| Radiation rate | Samsung Galaxy S3 (GT-i9305T) | Samsung Galaxy A30s (SM-A307FN) |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.41W/kg (head) | 0.87W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.244W/kg (head) | 0.237W/kg (body) | 1.05W/kg (head) | 1.54W/kg (body) |