Samsung Galaxy A02 (SM-A022M 32GB) vs HTC Desire 820 (Dual-Sim)
Side by side comparison between Samsung Galaxy A02 vs HTC Desire 820 phones, differences, pros, cons and full specifications. What's the better?
,
6.5"
PLS
PLS
720x1600
13
MP
MP
5mp
2GB
RAM
RAM
Quad-core
5000
mAh
mAh
(Non removable)
vs
5.5"
SLCD3
SLCD3
720x1280
13
MP
MP
8mp
2GB
RAM
RAM
Octa-core
2600
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A02 (SM-A022M 32GB)
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!
13 Advantages 
12 Advantages | 21 Common items in both devices |
| 2GB LPDDR3 |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus |
| Full HD (1920x1080) |
| (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 | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Model | Galaxy A02 (SM-A022M 32GB) | Desire 820 (Dual-Sim) |
| Other model names | Galaxy A02 SM-A022M Single-SIM (32GB + 2GB RAM) | HTC Desire 820q Dual Sim, HTC Desire 820 Dual Chip |
| Country or region available |    (Latin America), Argentina, Peru | feature not registered |
| Brand | Samsung | HTC |
| Release date | 1/27/2021 | 10/1/2014 |
| Depth | 9.1 millimeters (0.36 inches) | 7.7 millimeters (0.3 inches) |
| Size (width x height) | 75.9 x 164 millimeters (2.99 x 6.46 in) | 78.7 x 157.7 millimeters (3.1 x 6.21 in) |
| Weight | 206 grams (7.21 ounces) | 155 grams (5.43 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Display type | TFT PLS | TFT Super LCD 3 |
| Screen size | 6.5" inches | 5.5" inches |
| Screen-to-body ratio | ~81.9% (screen-to-body ratio) | ~67.2% (screen-to-body ratio) |
| Display resolution | 720x1600 pixels (20:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 270 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| System version | Android 10 | Android 4.4.2 KitKat |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Chipset | 64bit: MediaTek MT6739 (28nm) | 64bit: Qualcomm Snapdragon 615 MSM8939 (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | PowerVR GE8100 MP1 (570MHz) | Qualcomm Adreno 405 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| RAM memory | 2GB LPDDR3 | 2GB LPDDR3 |
| Internal storage | 32GB (22GB available) eMMC 5.1 | 16GB (12GB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 128GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 17, 28, 66) VoLTE | LTE 900/1800/2100/2600, TD-LTE 1900/2300/2500/2600 (Bands 1,3,7,8,38,39,40,41) - Asia, India |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Back camera (main camera) | (dual camera) 13 megapixels 2MP macro f/2.4 | 13 megapixels |
| Main camera resolution | 4128x3096 pixels | 4160x3120 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | f/2.2 (aperture) |
| 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 | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Front camera (secondary) | 5 megapixels | 8 megapixels |
| Front camera resolution | 2560x1920 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | 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 | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.1 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Sensors | Accelerometer Face unlock 2D Virtual proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 2600 mAh |
| Charger, watts | 10W Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 22 hours |
| Standby | feature not registered | 424 hours (17.7 days) |
➕ Other features | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| 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, Blue, Red • One UI 2.0 • Mono sound (not stereo) | • Colors: White, Grey, Tangerine, Blue, Orange • HTC Sense UI 6.0 • HTC BoomSound • Face Fusion • Java framework |
☢️ Radiation rate | ||
| Galaxy A02 (SM-A022M 32GB) | HTC Desire 820 (Dual-Sim) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.53W/kg (head), 0.74W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |