Samsung Galaxy J3 (SM-J320W8) vs ZTE V821
Side by side comparison between Samsung Galaxy J3 vs ZTE V821 phones, differences, pros, cons and full specifications. What's the better?
,
5"
AMOLED
AMOLED
720x1280
5
MP
MP
2mp
1.5GB
RAM
RAM
Quad-core
2600
mAh
mAh
(Removable)
vs
What's the better phone? Samsung Galaxy J3 (SM-J320W8)
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!
25 Advantages 
2 Advantages | 8 Common items in both devices |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| 3.5mm jack |
| FM (RDS) / FM |
| A-GPS, GeoTagging, GLONASS / A-GPS, GeoTagging |
| + 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 J3 (SM-J320W8) | ZTE V821 | |
| Model | Galaxy J3 (SM-J320W8) | ZTE V821 |
| Other model names | Galaxy J3 2016 4G SM-J320W8 | ZTE V821, ZTE GV821, ZTE GSM V821 Dual Chip, Dual SIM |
| Country or region available |  Canada | feature not registered |
| Brand | Samsung | ZTE |
| Release date | 3/30/2016 | 6/1/2011 |
| Depth | 7.9 millimeters (0.31 inches) | 12.4 millimeters (0.49 inches) |
| Size (width x height) | 71.12 x 142.3 millimeters (2.8 x 5.6 in) | 61 x 110 millimeters (2.4 x 4.33 in) |
| Weight | 138 grams (4.83 ounces) | 120 grams (4.2 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| Display type | Super AMOLED | CSTN - passive matrix |
| Screen size | 5" inches | 2.4" inches |
| Screen-to-body ratio | ~68.1% (screen-to-body ratio) | ~26.6% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 320x240 pixels |
| Touchscreen | Capacitive Multitouch 5-points | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 294 PPI | 167 PPI |
| Colors | 16 million | 65 thousand |
| Scratch-resistant glass | Dragontrail Glass | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| System version | Android 5.1.1 Lollipop | Android 2.2.1 Froyo |
| Firmware update | Android 7.1.1 Nougat | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| Chipset | 32bit: Samsung Exynos 3 Quad 3475 (28nm) | MediaTek MT6516 |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Single-core, 1 processor: Single-core ARM926EJ-S rev 5 (Single-core) |
| GPU graphical controller | ARM Mali-T720 600Mhz | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| RAM memory | 1.5GB LPDDR3 | feature not registered |
| Internal storage | 16GB (10GB available) eMMC 4.5 | 256MB (100MB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 150/50 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G, 4G | 2G |
| 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 850/1700/1900/2100 | Not supported |
| Primary 4G network | LTE Cat4 (Bands 1, 2, 4, 5, 7, 12, 17) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE |
| 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 |
📷 Camera | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| Back camera (main camera) | 5 megapixels | 2 megapixels |
| Main camera resolution | 2592x1944 pixels | 1600x1200 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | QCIF (176x144) |
| Flash | LED flash | Not supported |
| Focal aperture | f/2.2 (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 |
| Autofocus | Autofocus | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | HDR photo only main camera | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| Front camera (secondary) | 2 megapixels | Not supported |
| Front camera resolution | 1600x1200 pixels | Not supported |
| Video recording (secondary) | VGA (640x480) | Not supported |
| 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 | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, MKV, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) Li3709T42P3h483757 |
| Battery capacity | 2600 mAh | 900 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 22 hours | 7.5 hours |
| Standby | 240 hours (10 days) | 316.7 hours (13.2 days) |
➕ Other features | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not 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 | Fixed QWERTY keyboard |
| Miscellaneous | • Colors: Dark gray | • Colors: Black on red • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| Galaxy J3 (SM-J320W8) | ZTE V821 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.75W/kg (head), 1.56W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |