CAT S61 (Dual-sim) vs Hyundai E551
Side by side comparison between CAT S61 vs Hyundai E551 phones, differences, pros, cons and full specifications. What's the better?
,
5.2"
IPS
IPS
1080x1920
16
MP
MP
8mp
4GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
5.5"
IPS
IPS
720x1280
8
MP
MP
5mp
1GB
RAM
RAM
Quad-core
4000
mAh
mAh
(Removable)
What's the better phone? CAT S61 (Dual-sim)
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!
23 Advantages 
4 Advantages | 18 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| PDAF on back camera and autofocus front camera / Autofocus |
| EIS: Digital stabilization |
| HDR photo only main camera |
| Capacitive |
| +11 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 | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Model | S61 (Dual-sim) | Hyundai E551 |
| Other model names | Caterpillar S61, CAT S61 Dual-sim | Hyundai e551 DS, Hyundai Mobile |
| Country or region available |  (Global, International) |    (Latin America), China, South Korea |
| Brand | CAT | Hyundai |
| Release date | 2/22/2018 | 10/1/2016 |
| Depth | 13 millimeters (0.51 inches) | 10.1 millimeters (0.4 inches) |
| Size (width x height) | 76 x 150 millimeters (2.99 x 5.91 in) | 78 x 155 millimeters (3.07 x 6.1 in) |
| Weight | 163 grams (5.71 ounces) | feature not registered |
| Build, materials | Aluminum body, glass front, plastic back | feature not registered |
| Protection against water and others | 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. | Not supported |
📲 Display | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.2" inches | 5.5" inches |
| Screen-to-body ratio | ~65.4% (screen-to-body ratio) | ~69% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels (16:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 424 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| System version | Android 8.0 Oreo | Android 7.0 Nougat |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Chipset | 64bit: Qualcomm Snapdragon 630 SDM630 (14nm) | 32bit: MediaTek MT6580 (28nm) |
| CPU | Octa-core, 2 processors: 4x 2.2GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 508 650Mhz | ARM Mali-400 MP1 500Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| RAM memory | 4GB LPDDR4 | 1GB LPDDR2 |
| Internal storage | 64GB (54GB available) eMMC 5.1 | 16GB (10GB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | 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 | 600/150 Mbps | 21/5.76 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 | UMTS 850/900/1700/1900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | 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) | 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, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Back camera (main camera) | 16 megapixels | (dual camera) 8 megapixels 0.3MP |
| Main camera resolution | 4608x3456 pixels | 3264x2448 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | HD (1280x720) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | PDAF on back camera and autofocus front camera | 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 | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Front camera (secondary) | 8 megapixels | 5 megapixels |
| Front camera resolution | 3264x2448 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4500 mAh | 4000 mAh |
| Charger, watts | 18W Wired fast charging Quick Charge 4 | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 35 hours (1.5 days) | feature not registered |
| Standby | 888 hours (37 days) | feature not registered |
➕ Other features | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| Call control | Voice dialing, Voice recorder | 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 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • FLIR Thermal Imaging back camera • Drop-to-concrete resistance up to 1.8 meters | • Colors: Black, Silver, Gold • WiFi hotspot |
☢️ Radiation rate | ||
| CAT S61 (Dual-sim) | Hyundai E551 | |
| 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 |