Realme GT Master (256GB) vs CAT S61 (Dual-sim)
Side by side comparison between Realme GT Master vs CAT S61 phones, differences, pros, cons and full specifications. What's the better?
,
6.43"
AMOLED
AMOLED
1080x2400
64
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4300
mAh
mAh
(Non removable)
vs
5.2"
IPS
IPS
1080x1920
16
MP
MP
8mp
4GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Realme GT Master (256GB)
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!
19 Advantages 
10 Advantages | 21 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / PDAF on back camera and autofocus front camera |
| EIS: Digital stabilization |
| HDR photo only main camera |
| 4K UHD (3840x2160) |
| (front) Full HD (1920x1080) |
| +14 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 | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| Model | Realme GT Master (256GB) | S61 (Dual-sim) |
| Other model names | Realme GT Master edition (RMX3361) | Caterpillar S61, CAT S61 Dual-sim |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Realme | CAT |
| Release date | 7/30/2021, Announced: 7/21/2021 | 2/22/2018 |
| Depth | 8.7 millimeters (0.34 inches) | 13 millimeters (0.51 inches) |
| Size (width x height) | 73.5 x 159.2 millimeters (2.89 x 6.27 in) | 76 x 150 millimeters (2.99 x 5.91 in) |
| Weight | 178 grams (6.23 ounces) | 163 grams (5.71 ounces) |
| Build, materials | Plastic body, glass front | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | IP68 certified: dust/waterproof over 1.5 meters and 30min. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 6.43" inches | 5.2" inches |
| Screen-to-body ratio | ~85.3% (screen-to-body ratio) | ~65.4% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x1920 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 409 PPI | 424 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | 120Hz | 60Hz |
| Display features | 1000nits[peak] | Not supported |
🤖 Operating System | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| System version | Android 11 | Android 8.0 Oreo |
| Firmware update | Android 12 | feature not registered |
| User Interface | Realme UI 2.0 / 3.0 | feature not registered |
⚙️ Processor | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| Chipset | 64bit: Qualcomm Snapdragon 778G (SM7325) (6nm) | 64bit: Qualcomm Snapdragon 630 SDM630 (14nm) |
| CPU | Octa-core, 3 processors: 1x 2.4GHz ARM Cortex-A78 (Single-core) 3x 2.2GHz ARM Cortex-A78 (Triple-core) 4x 1.8GHz ARM Cortex-A55 (Quad-core) | Octa-core, 2 processors: 4x 2.2GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 642L (550MHz) | Qualcomm Adreno 508 650Mhz |
| Performance (benchmark) | AnTuTu: 529263 (v9) Geekbench: 2917 (v5.1) GFXBench: 27fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| RAM memory | 8GB LPDDR4X | 4GB LPDDR4 |
| Internal storage | 256GB (230GB available) UFS 2.1 | 64GB (54GB available) eMMC 5.1 |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| 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) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 600/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat16 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28) TD-LTE (34, 38, 39, 40, 41) | LTE Cat12 Global version: LTE (1, 2, 3, 5, 7, 8, 19, 20, 26, 28) TD-LTE (38, 39, 40, 41) USA version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 25, 26, 28, 29, 66) |
| Primary 5G network | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) China version: SA/NSA (1, 3, 5, 8, 28, 41, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat16 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28) TD-LTE (34, 38, 39, 40, 41) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
📷 Camera | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| Back camera (main camera) | (triple camera) 64 megapixels 8MP ultrawide f/2.216mm119°1/4"1.12µm 2MP macro f/2.4 | 16 megapixels |
| Main camera resolution | 10120x6328 pixels | 4608x3456 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 25mm lens | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.7µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | PDAF on back camera and autofocus front camera |
| 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 only main camera |
| Camera extras | 1080p@60fps | feature not registered |
📸 Front camera | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| Front camera (secondary) | 32 megapixels | 8 megapixels |
| Front camera resolution | 6528x4896 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/2.74" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| Loudspeaker | Mono sound (not stereo) 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, 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 | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4300 mAh | 4500 mAh |
| Charger, watts | 65W (10V/6.5A) Wired fast charging | 18W Wired fast charging Quick Charge 4 |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 35 hours (1.5 days) |
| Standby | feature not registered | 888 hours (37 days) |
➕ Other features | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Gray, White, Aurora • Screen protector included • Protective case included • Fast charging: 100% in 33min | • Colors: Black • FLIR Thermal Imaging back camera • Drop-to-concrete resistance up to 1.8 meters |
☢️ Radiation rate | ||
| Realme GT Master (256GB) | CAT S61 (Dual-sim) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |