Samsung Galaxy M21s (SM-F415F/DS) vs Asus Zenfone 3 Zoom (ZE553KL 128GB)
Side by side comparison between Samsung Galaxy M21s vs Asus Zenfone 3 Zoom phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
AMOLED
AMOLED
1080x2340
64
MP
MP
32mp
4GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
vs
5.5"
AMOLED
AMOLED
1080x1920
12
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
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!
17 Advantages 
10 Advantages | 20 Common items in both devices |
| 16 million |
| PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus |
| HDR photo on both cameras |
| 4K UHD (3840x2160) |
| (front) Full HD (1920x1080) |
| 4G LTE-A / 4G LTE |
| Capacitive |
| +13 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 M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Change model | ||
| Model | Galaxy M21s (SM-F415F/DS) | Zenfone 3 Zoom (ZE553KL 128GB) |
| Other model names | Galaxy M21s SM-F415F/Dual-Sim (4GB RAM) | Asus Zenfone 3 Zoom ZE553KL (128GB + 4GB RAM), Zenfone Zoom |
| Country or region available |   (Latin America), Brazil |          Brazil, China, USA, Philippines, Hong Kong, India, Japan, Singapore, Taiwan, (Global, International) |
| Brand | Samsung | Asus |
| Release date | 11/6/2020 | 1/1/2017 |
| Depth | 8.9 millimeters (0.35 inches) | 8 millimeters (0.31 inches) |
| Size (width x height) | 75.1 x 159.2 millimeters (2.96 x 6.27 in) | 77 x 154.3 millimeters (3.03 x 6.07 in) |
| Weight | 191 grams (6.69 ounces) | 170 grams (5.95 ounces) |
| Build, materials | Plastic body, glass front | Aluminum body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Display type | Super AMOLED | AMOLED |
| Screen size | 6.4" inches | 5.5" inches |
| Screen-to-body ratio | ~84.1% (screen-to-body ratio) | ~70.2% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 403 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 5 |
| Refresh rate | 60Hz | feature not registered |
| Display features | 420nits[peak] | feature not registered |
🤖 Operating System | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| System version | Android 10 | Android 6.0.1 Marshmallow |
| Firmware update | Android 12 | Android 8.0 Oreo |
| User Interface | One UI 2.5 / 3.1 / 4.1 | feature not registered |
⚙️ Processor | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Chipset | 64bit: Samsung Exynos 9611 (10nm) | 64bit: Qualcomm Snapdragon 625 MSM8953 (14nm) |
| CPU | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core) | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | ARM Mali-G72 MP3 (850MHz) | Qualcomm Adreno 506 650Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| RAM memory | 4GB LPDDR4X | 4GB LPDDR3 |
| Internal storage | 64GB (49GB available) UFS 2.1 | 128GB (118GB available) |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 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 | Global: UMTS 850/900/1900/2100 India/Indonesia: TD-SCDMA 1900/2000 UMTS 850/900/2100 USA/Brazil: UMTS 850/900/1700/1900/2100 China: UMTS 850/900/1900/2100 Taiwan/HongKong/Japan/SG/PH: TD-SCDMA 190 |
| Primary 4G network | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE Cat4 Global version: LTE (Bands 1,2,3,5,7,8,20) India/Indonesia version: LTE (Bands 1,3,5,8) USA/Brazil version: LTE (Bands 1,2,3,4,5,7,8,17,28) China version: LTE (Bands 1,2,3,5,7,8) TD-LTE (Bands 38,39,40,41) Taiwan/Japan/HongKong/Singapore/Philippines version: LTE (Bands 1,2,3,5,7,8,18,19,26,28) TD-LTE (Bands 38,39,40,41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
📷 Camera | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Back camera (main camera) | (triple camera) 64 megapixels 8MP ultrawide f/2.2123°12mm1/4"1.12µm 5MP depth f/2.2 | (dual camera) 12 megapixels 12MP f/2.859mm |
| Main camera resolution | 10120x6328 pixels | 4000x3000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 24 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm lens | 25mm lens |
| Sensor size | 1/1.72" inches | 1/2.5" inches |
| Pixel size | 0.8µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS (4-axis): Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30fps 1080p@30fps | feature not registered |
📸 Front camera | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Front camera (secondary) | 32 megapixels | 13 megapixels |
| Front camera resolution | 6528x4896 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/2.8" inches | 1/3" inches |
| Pixel size | 0.8µm pixel | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| USB | USB 2.0 Type-C reversible connector | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Virtual proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 6000 mAh | 5000 mAh |
| Charger, watts | 15W Wired fast charging | 10W Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 48 hours (2 days) | 48 hours (2 days) |
| Standby | feature not registered | 1008 hours (42 days) |
➕ Other features | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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 | • Colors: Black, Silver, Rose Gold • ASUS ZenUI 3.0 • 2.5D glass screen • 500nits brightness screen • Sony IMX362 back camera sensor • Sony IMX214 front camera sensor • DTS sound enhancement • 24-bit/192kHz audio • 100GB Google Drive |
☢️ Radiation rate | ||
| Galaxy M21s (SM-F415F/DS) | Asus Zenfone 3 Zoom (ZE553KL 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.383W/kg (head) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |