In depth comparison and review of HTC Desire 820 and Alcatel Idol 4 Pro 6077X. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 157.7 mm | 153.9 mm | HTC Desire 820 has greater height than Alcatel Idol 4 Pro 6077X. |
| Width | 78.74 mm | 75.4 mm | HTC Desire 820 has greater width than Alcatel Idol 4 Pro 6077X. |
| Depth | 7.74 mm | 6.99 mm | Alcatel Idol 4 Pro 6077X is narrower than HTC Desire 820. |
| Weight | 155 g | 152 g | Alcatel Idol 4 Pro 6077X is lighter than HTC Desire 820. |
| Body Colour | Tuxedo grey | Marble white | Gold | |
| Body Material | Polycarbonate | - | |
| Waterproof (Water-resistant) | - | - | Alcatel Idol 4 Pro 6077X is waterproof. |
| SAR Value | 0.323 W/kg (body), 0.373 W/kg (head) | 1.57 W/kg (body), 0.86 W/kg (head) | |
| Integrated Components | 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 | - | Single-SIM |
| DISPLAY | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | Super LCD 2 | AMOLED | |
| Screen Size (Display Size) | 5.5" | 5.5" | Both phones have the same screen size. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1920 x 1080 pixels | Alcatel Idol 4 Pro 6077X has better screen resolution than HTC Desire 820. |
| Display Format | HD | Full HD | |
| Pixel Density | 267 ppi | - | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Enhancement Technology | - | OnCell technology | |
| Display Features | - | 2.5D Glass | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | Fingerprint-resistant oleophobic coating, Dragontrail (scratch resistant glass) |
| PROCESSOR | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | Qualcomm Snapdragon 820 | |
|---|---|---|---|
| Processor Number | - | MSM8996 | |
| Clock Speed | - | 1.6 GHz | |
| Processor Core Qty | 8-core | Quad-core | HTC Desire 820 has higher processor core quantity than Alcatel Idol 4 Pro 6077X. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | Qualcomm ADRENO 530 |
| MEMORY | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| RAM | 2 GB | 4 GB | Alcatel Idol 4 Pro 6077X has more RAM than HTC Desire 820. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Alcatel Idol 4 Pro 6077X 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 | microSDHC, microSDXC - up to 512 GB |
| CAMERA | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 21 Megapixel | Alcatel Idol 4 Pro 6077X has better camera resolution than HTC Desire 820. |
| Sensor Size | - | 1/2.4" | |
| Sensor Type | BSI-CMOS | - | |
| Lens Aperture | F/2.2 | F/2.2 | Both phones have the same camera lens aperture. |
| Lens Construction | - | 6-element | |
| 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 tone LED flash | |
| Still Image Resolutions | 4160 x 3120 | - | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 120 fps, 2048 x 1080 (2K) at 30 fps | |
| Camera Features (Functions) | Auto selfie, Photo Booth feature, Live Makeup, Split Capture | Phase Detect Auto-Focus (PDAF) |
| 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 | - | |
| Lens Type (Front) | - | Wide-angle lens | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Face fusion | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - |
| BATTERY AND CHARGING | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| Battery Capacity (Battery Size) | 2600 mAh | 3000 mAh | Alcatel Idol 4 Pro 6077X has larger battery capacity than HTC Desire 820. |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge 2.0 | Alcatel Idol 4 Pro 6077X has fast charging technology. |
| Recharge Time (Charging Time) | - | 95 min | |
| Standby Time | 455 hours | 420 hours | HTC Desire 820 has longer standby time than Alcatel Idol 4 Pro 6077X. |
| Talk Time | 1068 minutes | 780 minutes | HTC Desire 820 has longer battery life when making calls than Alcatel Idol 4 Pro 6077X. |
| Run Time Details | Talk (WCDMA): up to 1068 min Standby (WCDMA): up to 455 hrs |
Talk (GSM): up to 780 min Talk (WCDMA): up to 780 min Standby (GSM): up to 420 hrs Standby (WCDMA): up to 420 hrs Standby (LTE): up to 420 hrs |
|
| Battery Technology | Lithium polymer | - |
| CELLULAR | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| 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) | Windows 10 | |
| User Interface | HTC Sense | - | |
| Navigation | A-GPS, GLONASS | GPS, A-GPS |
| COMMUNICATIONS | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 3, Band 7, Band 8, Band 20 | Band 1, Band 3, Band 7, Band 8, Band 20, Band 28, Band 38 | |
| 4G LTE Frequency | FDD 1800+, FDD 2600, FDD 900, FDD 800 DD | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600 | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.1 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | - | HTC Desire 820 has NFC reader for mobile payments. |
| Communication Features | Mobile Email client, Internet browser | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, OGG, MIDI, M4A, WMA 9 | WAV, WMA, AAC, MP3, FLAC, AC-3, AAC-LC, AAC +, eAAC+, AMR-NB, MPEG4 | |
|---|---|---|---|
| Supported Digital Video Standards | AVI, MPEG-4, 3GP, H.264, H.263, WMV9, 3G2 | MKV, AVC, H.264, H.263, HEVC, VP8, H.265, MPEG-4 Part 2 | |
| Sound Enhancements | HTC BoomSound | Hi-Fi Sound support | |
| Audio Processor | - | WCD9335 | |
| Audio Amplifier | - | TFA9890 |
| FEATURES | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| 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 | Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor | |
| Security Devices | - | Fingerprint reader | |
| 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 | HD Voice, Dual noise reduction microphones, BOOM KEY |
| OTHERS | HTC Desire 820 | Alcatel Idol 4 Pro 6077X |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | - | HAC (Hearing Aid Compatible) |
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