📱 Model features |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Model | Idol 3 4.7 (6039A 16GB) | W21 5G |
Other model names | Alcatel OneTouch Idol 3 6039A, Alcatel Idol 3 6039A 4.7'' | 三星W21 5G SM-W2021 (China Telecom edition) |
Country or region available | feature not registered |  China |
Brand | Alcatel | Samsung |
Release date | 6/1/2015 | 11/1/2020 |
Depth | 7.5 millimeters (0.3 inches) | 6.9 millimeters (0.27 inches) |
Size (width x height) | 65.9 x 134.6 millimeters (2.59 x 5.3 in) | 128.2 x 159.2 millimeters (5.05 x 6.27 in) |
Weight | 110 grams (3.85 ounces) | 282 grams (9.87 ounces) |
Build, materials | feature not registered | Aluminum frame, flexible plastic screen, glass back |
Protection against water and others | Not supported | Not supported |
🤖 Operating System |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
System version | Android 5.0.2 Lollipop | Android 10 |
Firmware update | feature not registered | Android 11 |
User Interface | feature not registered | feature not registered |
⚙️ Processor |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Chipset | 64bit - Qualcomm Snapdragon 410 MSM8916 (28nm) | 64bit - Qualcomm Snapdragon 865+ (SM8250-AB) (7nm) |
CPU | Quad-Core, 1 processor: 1.2GHz Quad-Core ARM Cortex-A53 | Octa-Core, 3 processors: 3.09GHz Single-Core Kryo 585 2.42GHz Triple-Core Kryo 585 1.8GHz Quad-Core Kryo 585 |
GPU graphical controller | Qualcomm Adreno 306 450Mhz | Qualcomm Adreno 650 (250-646MHz) |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
RAM memory | 1.5GB LPDDR3 | 12GB LPDDR5 |
Internal storage | 16GB (12GB available) eMMC 4.5 | 512GB (455GB available) UFS 3.1 |
External storage | Until 128GB microSD, microSDXC (dedicated slot) | Not supported |
📲 Display |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Display type | TFT IPS LCD | Flexible Super AMOLED |
Screen size | 4.7" inches | 7.6" inches |
Screen-to-body ratio | ~68.7% (screen-to-body ratio) | ~89.1% (screen-to-body ratio) |
Display resolution | 720x1280 pixels | 1768x2208 pixels |
Touchscreen | Capacitive Multitouch 5-points | Capacitive Multitouch |
Pixel density (dot pitch) | 312 PPI | 372 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Not supported | Gorilla Glass Victus |
Refresh rate | feature not registered | 120Hz |
Display features | feature not registered | HDR10+ |
📶 Mobile networks |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
Maximum download/upload | 150/50 Mbps | 2000/1024 Mbps |
Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
Frequency, bands | Expand band detailsCollapse 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 850/900/1900/2100 | UMTS 850/900/1900/2100 |
Primary 4G network | LTE Cat4 700/1700/1900/2100/2600 (Bands 1,2,4,7,28) | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE |
Primary 5G network | Not supported | Sub6 (1, 28, 41, 78, 79) |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA |
Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
Secondary 3G network | Not supported | UMTS 850/900/1900/2100 |
Secondary 4G network | Not supported | Not supported |
Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
📷 Camera |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Back camera (main camera) | 13 megapixels | (triple camera) 12.2 megapixels 12MP telephotof/2.452mm1/3.6"1.0µmPDAFOIS2x-optical-zoom 12MP ultrawidef/2.2123°12mm1.12µm |
Main camera resolution | 4128x3096 pixels | 4032x3024 pixels |
Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 60 fps |
Flash | LED flash | LED flash |
Focal aperture | f/2.0 (aperture) | f/1.8 (aperture) |
Focal length | feature not registered | 26mm lens |
Sensor size | feature not registered | 1/1.76" inches |
Pixel size | feature not registered | 1.8µm pixel |
Autofocus | Autofocus | PDAF: phase detection autofocus |
Touch focus | Supported | Supported |
Image stabilization | feature not registered | OIS: Optical stabilization |
Zoom | Only digital zoom | Digital and optical zoom |
Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
BSI sensor | Not supported | Supported |
HDR | HDR photo only main camera | HDR photo/video on both cameras |
Camera extras | feature not registered | feature not registered |
📸 Front camera |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Front camera (secondary) | 5 megapixels | 10 megapixels |
Front camera resolution | 2592x1944 pixels | 3872x2592 pixels |
Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
Front flash | Not supported | Not supported |
Focal aperture | feature not registered | f/2.2 (aperture) |
Focal length | feature not registered | 26mm lens |
Sensor size | feature not registered | 1/3" inches |
Pixel size | feature not registered | 1.22µm pixel |
🔉 Sound and multimedia |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Loudspeaker | Supported | Supported |
Active noise cancellation | 2 microphones or more | 2 microphones or more |
Radio | FM (RDS) | Not supported |
TV | Not supported | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.265, H.264, H.263, XviD, MKV |
Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
USB | MicroUSB 2.0 | USB 3.2 Type-C, USB OTG On-The-Go |
Audio output | 3.5mm jack | Type-C reversible connector |
TV output | Not supported | USB Type-C (reversible) |
Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
WiFi | 802.11 b/g/n (2.4Ghz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO WiFi Direct, hotspot |
DLNA | Not supported | Supported |
GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
NFC | Supported | Supported |
Infrared port | Not supported | Not supported |
🧭 Sensors |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Sensors | Accelerometer Ambient Light sensor Compass Proximity sensor | Accelerometer Ambient Light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Battery type | Li-Ion: Lithium-Ion (Non removable) | LiPo: Li-Ion polymer (Non removable) |
Battery capacity | 2000 mAh | 4500 mAh |
Charger, watts | Standard charging | 25W Fast battery charging Reverse charging USB between devices 11W WPC/Qi Wireless charging 4.5W Reverse wireless charging between devices USB Power Delivery 3.0 |
Talk time autonomy | 16 hours | 31 hours (1.3 days) |
Standby | 500 hours (20.8 days) | feature not registered |
➕ Other features |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
Call control | Voice dialing, Voice recorder | 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: Dark Gray, Soft Gold, Metallic Silver - USB OTG On-The-Go - JBL sound - 100% reversible | - Colors: Gold - One UI 3.1 - 32-bit/384kHz audio - Dolby Atmos/AKG sound - Bixby - Samsung Wireless DeX - Samsung Pay (MST, NFC) - Cover camera: 10MP (f/2.2) - Cover 6.23" display: S-AMOLED, Gorilla Glass Victus, (816x2260px) |
☢️ Radiation rate |
| Alcatel Idol 3 4.7 (6039A 16GB) | Samsung W21 5G |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.859W/kg (head), 1.453W/kg (body) |