Side by side comparison and review of HTC Desire 820 and CAT S61. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | HTC Desire 820 | CAT S61 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch - Rugged | |
| Height | 157.7 mm | 163 mm | CAT S61 has greater height than HTC Desire 820. |
| Width | 78.74 mm | 78 mm | HTC Desire 820 has greater width than CAT S61. |
| Depth | 7.74 mm | 13 mm | HTC Desire 820 is narrower than HTC Desire 820. |
| Weight | 155 g | 250 g | HTC Desire 820 is lighter than HTC Desire 820. |
| Body Colour | Tuxedo grey | Marble white | - | |
| Body Material | Polycarbonate | Aluminium reinforced die-cast frame | |
| Protection | - | Dustproof, waterproof, sandproof, thermal protection, dirtproof, drop-proof, vibration-resistant, salt mist protection, pressure resistant | |
| Waterproof (Water-resistant) | - | Yes | CAT S61 is waterproof. |
| IP rating | - | IP68, IP69 | |
| SAR Value | 0.323 W/kg (body), 0.373 W/kg (head) | 1.594 W/kg (body), 0.416 W/kg (head) | |
| Integrated Components | FM radio | FM radio | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | HTC Desire 820 | CAT S61 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | Super LCD 2 | IPS | |
| Screen Size (Display Size) | 5.5" | 5.2" | HTC Desire 820 has larger screen size than CAT S61. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1920 x 1080 pixels | CAT S61 has better screen resolution than HTC Desire 820. |
| Display Format | HD | Full HD | |
| Pixel Density | 267 ppi | - | |
| Colour Depth | 16.7 million colours | - | |
| Display Enhancement Technology | - | Super Bright Display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | HTC Desire 820 | CAT S61 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | Qualcomm Snapdragon 630 | |
|---|---|---|---|
| Clock Speed | - | 2.2 GHz | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | CAT S61 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | Qualcomm ADRENO 508 |
| MEMORY | HTC Desire 820 | CAT S61 |
|---|
| RAM | 2 GB | 4 GB | CAT S61 has more RAM than HTC Desire 820. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | CAT S61 has more internal memory than HTC Desire 820. |
| User Memory | 11.2 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSD |
| CAMERA | HTC Desire 820 | CAT S61 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 16 Megapixel | CAT S61 has better camera resolution than HTC Desire 820. |
| Sensor Type | BSI-CMOS | - | |
| Lens Aperture | F/2.2 | - | |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 28 mm | - | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode | - | |
| Face Recognition (Face ID) | Face detection | - | HTC Desire 820 has face detection. |
| Light Source | LED light | Dual LED flash | |
| Still Image Resolutions | 4160 x 3120 | - | |
| Video Resolutions | 1920 x 1080 (1080p) | 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Functions) | Auto selfie, Photo Booth feature, Live Makeup, Split Capture | Phase Detect Auto-Focus (PDAF) |
| SECOND CAMERA |
|---|
| Sensor Name (2nd Camera) | - | FLIR Lepton | |
|---|---|---|---|
| Camera Features (2nd Camera) | - | FLIR Thermal Camera, FLIR MSX image resolution, Live Streaming of thermal images |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| Sensor Type (Front) | BSI-CMOS | - | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Face fusion | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - |
| BATTERY AND CHARGING | HTC Desire 820 | CAT S61 |
|---|
| Battery Capacity (Battery Size) | 2600 mAh | 4500 mAh | CAT S61 has larger battery capacity than HTC Desire 820. |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge 4.0 | CAT S61 has fast charging technology. |
| Standby Time | 455 hours | - | |
| Talk Time | 1068 minutes | 2100 minutes | CAT S61 has longer battery life when making calls than HTC Desire 820. |
| Run Time Details | Talk (WCDMA): up to 1068 min Standby (WCDMA): up to 455 hrs |
Talk (3G): up to 2100 min Standby: up to 888 hrs |
|
| Battery Technology | Lithium polymer | Lithium Ion |
| CELLULAR | HTC Desire 820 | CAT S61 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 4.4 (KitKat) | Android 8.0 Oreo | |
| User Interface | HTC Sense | - | |
| Payment Technology | - | Android Pay | |
| Navigation | A-GPS, GLONASS | GPS, GLONASS, Galileo, QZSS, SBAS, iZat |
| COMMUNICATIONS | HTC Desire 820 | CAT S61 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 4G LTE Band | Band 3, Band 7, Band 8, Band 20 | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 1800+, FDD 2600, FDD 900, FDD 800 DD | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Communication Features | Mobile Email client, Internet browser | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | HTC Desire 820 | CAT S61 |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, OGG, MIDI, M4A, WMA 9 | - | |
|---|---|---|---|
| Supported Digital Video Standards | AVI, MPEG-4, 3GP, H.264, H.263, WMV9, 3G2 | - | |
| Sound Enhancements | HTC BoomSound | - |
| FEATURES | HTC Desire 820 | CAT S61 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, gyro sensor, laser distance sensor, Indoor Air Quality Sensor (humidity & temperature) | |
| Personal Information Management | Calendar, synchronization with PC, calculator, reminder, alarm clock | - | |
| Additional Phone Features | DLNA Certified, sharing media via DLNA, Wi-Fi Miracast, HTC BlinkFeed, HTC Sense Voice | Notification LED, Wet Touchscreen Operation, Glove Touchscreen Operation, MSX technology, laser assisted distance measurement |
| OTHERS | HTC Desire 820 | CAT S61 |
|---|
| Included Accessories | Power adapter | Power adapter | |
|---|---|---|---|
| Compliant Standards | - | MIL-STD 810G, IP68, IP69 | |
| Max Depth of Water Resistance | - | 3 m | |
| Max Height of Shock Resistance | - | 1.8 m | |
| Max Operating Temperature | - | 55 °C | |
| Min Operating Temperature | - | -25 °C |
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