Asus Zenfone Selfie ZD551KL (3GB RAM+16GB) vs Samsung Galaxy M21 2021
Quick Comparison
Samsung Galaxy M21 2021 has better RAM than Asus Zenfone Selfie ZD551KL (3GB RAM+16GB). In terms of display resolution, Samsung Galaxy M21 2021 has better resolution of 2340 x 1080 than Asus Zenfone Selfie ZD551KL (3GB RAM+16GB) which has resolution of 1920 x 1080. Samsung Galaxy M21 2021 has more internal memory than Asus Zenfone Selfie ZD551KL (3GB RAM+16GB)
| Name | Asus Zenfone Selfie ZD551KL (3GB RAM+16GB) | Samsung Galaxy M21 2021 |
| RAM | 3 GB | 4 GB |
|---|---|---|
| Display | 5.5 in | 6.4 in |
| Internal Memory | 16 GB | 64 GB |
| Battery | 3000 mAh | 6000 mAh |
| Camera | 13 MP | 48 MP + 8 MP + 5 MP Triple |
| Price | Rs. 9999 | Rs. 10990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is October, 2015. The cost of Asus Zenfone Selfie ZD551KL (3GB RAM+16GB) is Rs. 9999. The launch Date of the second phone is July 21, 2021. The cost of Samsung Galaxy M21 2021 is Rs. 10990.
Display comparison
Asus Zenfone Selfie ZD551KL (3GB RAM+16GB) has screen size of 5.5 inches which falls short to Samsung Galaxy M21 2021's 6.4 inch screen. Asus Zenfone Selfie ZD551KL (3GB RAM+16GB) has IPS Screen type where as Samsung Galaxy M21 2021 has Super AMOLED Screen type. Samsung's phone has display density of 403 PPI & Asus's phone has only 401 PPI display density. Asus Zenfone Selfie ZD551KL (3GB RAM+16GB) has 16:9 aspect ratio where as Samsung Galaxy M21 2021 has 19.5:9 aspect ratio.
Memory comparison
Samsung Galaxy M21 2021's larger 4 GB RAM is better for playing games and all with respect to Asus Zenfone Selfie ZD551KL (3GB RAM+16GB)'s lower 3 GB RAM. Samsung Galaxy M21 2021 has more Internal Memory (64 GB) than Asus Zenfone Selfie ZD551KL (3GB RAM+16GB) (16 GB).
Camera comparison
Samsung Galaxy M21 2021's 48 MP + 8 MP + 5 MP Triple Rear Camera outclasses Asus Zenfone Selfie ZD551KL (3GB RAM+16GB)'s 13 MP Rear Camera in terms of resolution. Samsung Galaxy M21 2021 will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to Asus Zenfone Selfie ZD551KL (3GB RAM+16GB)'s 13 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 5.0 and the second one on 11 version.
Related Comparisons
Full Comparison
| Name | Asus Zenfone Selfie ZD551KL (3GB RAM+16GB) | Samsung Galaxy M21 2021 |
| General | ||
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Micro+Micro SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | October, 2015 | July 21, 2021 |
| Design | ||
| Dimensions | 77.2 x 156.5 x 10.8 mm | 75.1 x 159 x 9 mm |
| Weight | 170 g | 192 g |
| Display | ||
| Type | Color IPS Screen | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 5.5 inches, 1080 x 1920 pixels | 6.4 inches, 1080 x 2340 pixels, 60 Hz |
| Aspect Ratio | 16:9 | 19.5:9 |
| PPI | ~ 401 PPI | ~ 403 PPI |
| Screen to Body Ratio | ~ 84.2% | |
| Glass Type | Corning Gorilla Glass 3 | |
| Features | Corning Gorilla Glass v4, Scratch-resistant glass Screen Protection | 420 nits (peak) |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 3 GB | 4 GB |
| Storage | 16 GB | 64 GB |
| Card Slot | Yes, upto 128 GB | Yes, upto 512 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes 42 Mbps Download 5.76 Mbps Upload | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v4.0 | Yes, v5.0 |
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go | USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS Support | Yes, with A-GPS, Glonass, Beidou, Galileo |
| Fingerprint Sensor | No | Yes, Rear |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Gyroscope, Compass | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 13 MP with autofocus | 48 MP f/2 (Wide Angle) 8 MP f/2.2 (Ultra Wide) 5 MP f/2.2 (Depth Sensor) with autofocus |
| Features | Image stabilizer, Face detection, Touch to focus | Panorama, HDR |
| Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 13 MP with Autofocus | 20 MP f/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v5.0 (Lollipop) | Android v11 |
| Chipset | Qualcomm Snapdragon MSM8939 | Samsung Exynos 9611 |
| CPU | 1.5 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | |
| GPU | Adreno 405 | Mali-G72 MP3 |
| Java | Yes, via 3rd party | No |
| Browser | Yes, supports HTML5 | |
| Multimedia | ||
| Yes | ||
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | |
| Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | |
| FM Radio | Yes | Yes |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3000 mAh, Li-Po Battery | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 15W Fast Charging | |
| Talk Time | 49 hours | |
| Music Playback Time | 131 hours | |