Onda Twice (N131) vs Samsung Galaxy M21s (SM-F415F/DS)
Side by side comparison between Onda Twice vs Samsung Galaxy M21s phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.4"
AMOLED
AMOLED
1080x2340
64
MP
MP
32mp
4GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy M21s (SM-F415F/DS)
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!
2 Advantages 
28 Advantages | 6 Common items in both devices |
| Not supported / 64GB (49GB available) |
| Hands-free calling |
| Vibrating alert |
| 2 slots (Dual-SIM) |
| 3.5mm jack |
| FM / FM (RDS) |
| + 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 | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Change model | ||
| Model | Twice (N131) | Galaxy M21s (SM-F415F/DS) |
| Other model names | Onda Twice N131 Dual-Sim | Galaxy M21s SM-F415F/Dual-Sim (4GB RAM) |
| Country or region available | feature not registered |   (Latin America), Brazil |
| Brand | Onda | Samsung |
| Release date | 8/1/2011 | 11/6/2020 |
| Depth | 12.5 millimeters (0.49 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 56 x 100 millimeters (2.2 x 3.94 in) | 75.1 x 159.2 millimeters (2.96 x 6.27 in) |
| Weight | 76 grams (2.66 ounces) | 191 grams (6.69 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 2.8" inches | 6.4" inches |
| Screen-to-body ratio | ~43.4% (screen-to-body ratio) | ~84.1% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 143 PPI | 403 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 420nits[peak] |
🤖 Operating System | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| System version | Proprietary OS | Android 10 |
| Firmware update | feature not registered | Android 12 |
| User Interface | feature not registered | One UI 2.5 / 3.1 / 4.1 |
⚙️ Processor | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Chipset | feature not registered | 64bit: Samsung Exynos 9611 (10nm) |
| CPU | Single-core, 1 processor: Single-core | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | feature not registered | ARM Mali-G72 MP3 (850MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| RAM memory | feature not registered | 4GB LPDDR4X |
| Internal storage | Not supported | 64GB (49GB available) UFS 2.1 |
| External storage | Until 2GB microSD (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 0.048 Mbps | 300/50 Mbps |
| Network technology | 2G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Dual-Band 900/1800 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800 | GSM 850/900/1800/1900 |
| Primary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 900/1800 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | GPRS | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Back camera (main camera) | 0.3 megapixels | (triple camera) 64 megapixels 8MP ultrawide f/2.2123°12mm1/4"1.12µm 5MP depth f/2.2 |
| Main camera resolution | 640x480 pixels | 10120x6328 pixels |
| Video recording (primary) | QCIF (176x144) | 4K UHD (3840x2160) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.72" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Not supported | PDAF: phase detection autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Not supported | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Supported |
| HDR | feature not registered | HDR photo on both cameras |
| Camera extras | feature not registered | 4K@30fps 1080p@30fps |
📸 Front camera | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Front camera (secondary) | Not supported | 32 megapixels |
| Front camera resolution | Not supported | 6528x4896 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | AVI | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| USB | Mini-USB 1.1 (Mini-B) | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.0 | 5.0 + A2DP/LE |
| WiFi | Not supported | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Sensors | Not supported | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1000 mAh | 6000 mAh |
| Charger, watts | Wired charging | 15W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | 48 hours (2 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| Call control | Voice dialing | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, MMS | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | WAP | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Purple, Blue | • Colors: Black, Blue |
☢️ Radiation rate | ||
| Onda Twice (N131) | Galaxy M21s (SM-F415F/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.383W/kg (head) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |