Samsung Galaxy M21 vs Samsung Galaxy A16 5G (6GB RAM + 128GB)
Here you can compare Samsung Galaxy M21 and Samsung Galaxy A16 5G (6GB RAM + 128GB). Comparing Samsung Galaxy M21 vs Samsung Galaxy A16 5G (6GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Samsung Galaxy M21 stands against Samsung Galaxy A16 5G (6GB RAM + 128GB) and which one should you buy The current lowest price found for Samsung Galaxy M21 is ₹11,999 and for Samsung Galaxy A16 5G (6GB RAM + 128GB) is ₹15,999. The details of both of these products were last updated on Sep 08, 2026.
| Specification | Samsung Galaxy M21 | Samsung Galaxy A16 5G (6GB RAM + 128GB) |
|---|---|---|
| CPU | 2.3 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Battery | 6000 mAh, Li-Po Battery | 5000 mAh |
| Rear Camera | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) | 50 MP ƒ/1.8 (Wide Angle) 5 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) |
| Display | 6.4 inches, 1080 x 2340 pixels | 6.7 inches, 1080 x 2340 pixels, 90 Hz |
| RAM | 4 GB | 6 GB |
| Price | ₹11,999 | ₹15,999 |
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Overview
| Specs Score | 50 / 100 | 57 / 100 Better Specs |
| RAM | 4 GB | 6 GB More RAM |
| Storage | 64 GB | 128 GB More Storage |
| Front Camera | 20 MP Better Front Camera Resolution | 13 MP |
| Thickness | 8.9 mm | 7.9 mm Slimmer |
| Battery | 6000 mAh Bigger Battery | 5000 mAh |
| Unique Features | No 3.5mm Audio Jack FM Radio No | 5G No No NFC |
General
| Country of Origin | India | |
| Model | Galaxy M21 | SM-A166B, SM-A166B/DS, SM-A166P, SM-A166P/DS, SM-A166E, SM-A166E/DS |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| SAR | 0.38 W/kg (Head) 0.94 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| Release Date | March 18, 2020 | October 14th, 2024 |
Design
| Dimensions | 75.1 x 159 x 8.9 mm | 77.9 x 164.4 x 7.9 mm |
| Weight | 188 g | 192 g |
| Colors | Blue Black, Light Gray, Gold, Light Green |
Display
| Type | Color Super AMOLED Screen (16M Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.4 inches, 1080 x 2340 pixels | 6.7 inches, 1080 x 2340 pixels, 90 Hz |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 403 PPI | ~ 385 PPI |
| Screen to Body Ratio | ~ 84.2% | ~ 86% |
| Glass Type | Corning Gorilla Glass 3 | |
| Features | 420 nits (peak) | 800 nIts Brightness |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
Memory
| RAM | 4 GB | 6 GB |
| Storage | 64 GB | 128 GB |
| Card Slot | Yes, upto 512 GB | Yes, (Hybrid Slot), upto 1.5 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | FDD Sub6: N1(2100), N3(1800), N5(850), N7(2600), N8(900), N26(850), N28(700), N66(AWS-3), 5G* TDD Sub6: N40(2300), N41(2500), N77(3700), N78(3500) | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 802.11a/b/g/n/ac 2.4GHz+5GHz, VHT80 | |
| Bluetooth | Yes, v5.0 | Yes, v5.3 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
Performance
| Camera Score | 77 (DxOMark) |
Extra
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, Glonass, Beidou, Galileo, QZSS |
| Fingerprint Sensor | Yes, Rear | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Proximity Sensor |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | |
| IP Rating | IP54 | |
| Dust Resistant | Yes | |
| Extra Features | 6 Years of Android Updates |
Camera
| Rear Camera | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) | 50 MP ƒ/1.8 (Wide Angle) 5 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) |
| Auto Focus | Yes | Yes |
| Features | Panorama, HDR | Panorama, HDR, Digital Zoom up to 10x |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 20 MP ƒ/2 (Wide Angle) | 13 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v10.0, upgradable to v11 | Android v14 |
| Custom UI | OneUI 6.0 | |
| Chipset | Samsung Exynos 9611 | Mediatek Dimensity 6300 |
| CPU | 2.3 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz |
| Fabrication Node | 6 nm | |
| GPU | Mali-G72 MP3 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
Multimedia
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA |
| Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 5000 mAh |
| Fast Charging | Yes, 15W Fast Charging | Yes, 25W Fast Charging |
Discuss
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