Realme 16x 5G (6GB RAM + 128GB) vs Samsung Galaxy M21 2021 (6GB RAM + 128GB)
Quick Comparison
Both Realme 16x 5G (6GB RAM + 128GB) and Samsung Galaxy M21 2021 (6GB RAM + 128GB) comes with same RAM. In terms of display resolution, Samsung Galaxy M21 2021 (6GB RAM + 128GB) has better resolution of 2340 x 1080 than Realme 16x 5G (6GB RAM + 128GB) which has resolution of 720 x 1570. Both have the same amount of internal memory.
| Name | Realme 16x 5G (6GB RAM + 128GB) | Samsung Galaxy M21 2021 (6GB RAM + 128GB) |
| RAM | 6 GB | 6 GB |
|---|---|---|
| Display | 6.81 in | 6.4 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 7000 mAh | 6000 mAh |
| Camera | 50 MP | 48 MP + 8 MP + 5 MP Triple |
| Price | Rs. 24999 | Rs. 11794 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is August 12, 2026. The cost of Realme 16x 5G (6GB RAM + 128GB) is Rs. 24999. The launch Date of the second phone is July 21, 2021. The cost of Samsung Galaxy M21 2021 (6GB RAM + 128GB) is Rs. 11794.
Display comparison
Samsung Galaxy M21 2021 (6GB RAM + 128GB) has screen size of 6.4 inches which falls short to Realme 16x 5G (6GB RAM + 128GB)'s 6.81 inch screen. Realme 16x 5G (6GB RAM + 128GB) has LCD Screen type where as Samsung Galaxy M21 2021 (6GB RAM + 128GB) has Super AMOLED Screen type. Samsung's phone has display density of 403 PPI & Realme's phone has only 254 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 90.4% than Samsung's phone ~ 84.2%. Realme 16x 5G (6GB RAM + 128GB) has 20:9 aspect ratio where as Samsung Galaxy M21 2021 (6GB RAM + 128GB) has 19.5:9 aspect ratio.
Memory comparison
Both mobiles come with 6 GB RAM and both have same Internal Memory of 128 GB.
Camera comparison
Realme 16x 5G (6GB RAM + 128GB)'s 50 MP Rear Camera outclasses Samsung Galaxy M21 2021 (6GB RAM + 128GB)'s 48 MP + 8 MP + 5 MP Triple Rear Camera in terms of resolution. Samsung Galaxy M21 2021 (6GB RAM + 128GB) will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to Realme 16x 5G (6GB RAM + 128GB)'s 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 16 and the second one on 11 version.
Related Comparisons
Full Comparison
| Name | Realme 16x 5G (6GB RAM + 128GB) | Samsung Galaxy M21 2021 (6GB RAM + 128GB) |
| General | ||
| Model | RMX5270, 16x 5G | Galaxy M21 2021 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| eSIM Support | No | |
| Device Type | Smartphone | Smartphone |
| OS Updates | 2 years | |
| Security Updates | 3 years | |
| Release Date | August 12, 2026 | July 21, 2021 |
| In The Box | Phone x 1, Charger x 1, USB Data Cable x 1, SIM Ejector Tool x 1, Protective Case x 1, Quick Guide x 1 | |
| Design | ||
| Dimensions | 78.2 x 166.47 x 8.88 mm | 75.1 x 159 x 9 mm |
| Weight | 217 g | 192 g |
| Colors | Glory White, Endurance Brown | |
| Display | ||
| Type | Color LCD Screen (16.7 m) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes, 180 Hz Touch Sampling Rate | Yes |
| Size | 6.81 inches, 1570 x 720 pixels, 144 Hz | 6.4 inches, 1080 x 2340 pixels, 60 Hz |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 254 PPI | ~ 403 PPI |
| Screen to Body Ratio | ~ 90.4% | ~ 84.2% |
| Glass Type | Panda-1681 | Corning Gorilla Glass 3 |
| Brightness | Normal brightness: 975 nits(Typical) HBM: 1200 nits(Typical) | |
| Color Gamut | Vivid mode: 83% DCI-P3 Natural mode: 100% sRGB | |
| Features | Contrast Ratio: Typical 1500: 1; minimum 1200: 1 | 420 nits (peak) |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 6 GB | 6 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, (Hybrid Slot) | Yes, upto 512 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | 5G NR: n1/n3/n5/n8/n28B/n40/n41/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 5 (802.11ac) Supported 802.11a/b/g/n Supported Wi-Fi Display Supported WLAN Tethering Supported | |
| Bluetooth | Yes, v5.3, SBC, AAC, LDAC, aptX, aptX HD, LHDC 5.0 | Yes, v5.0 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
| Performance | ||
| AnTuTu Score | 627,000 (Total) (v11) | |
| Extra | ||
| GPS | Beidou, GPS, GLONASS, Galileo, QZSS | Yes, with A-GPS, Glonass, Beidou, Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Proximity sensor, Ambient light sensor, E-compass, Accelerometer | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing |
| 3.5mm Headphone Jack | No | Yes |
| Cooling System | 5300mm²+ AirFlow VC System | |
| AI Features | Al Edit Genie, Ai Ultra Clarity, Ai Eraser 2.0, Google Gemini | |
| Splash Resistant | Yes | |
| IP Rating | IP65 | |
| Dust Resistant | Yes | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 50MP; f/1.8; FOV 75°; 5P lens; AF Supported | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Portrait, Night, Street, Panorama, Cinematic, SLO-MO, Dual-view video, TIME-LAPSE, HI-RES, Googlen Lens, PRO, Hypertext, TILT-SHIFT, 1080P video: 60 fps(supported on 6GB and above), 30 fps, 720P video: 60 fps(supported on 6GB and above),30 fps(with Retouch on), 720P SLO-MO video: 120 fps, 1080P TIME-LAPSE: 30 fps, Supports Cinematic video shooting, Supports Dual-view video shooting, Supports video zoom shooting: Up to 10X digital zoom | Panorama, HDR |
| Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2.4 (Wide Angle) F/2.0; FOV 80°; 4P lens Punch Hole | 20 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v16 | Android v11 |
| Custom UI | Realme UI 7 | |
| Chipset | Mediatek Dimensity 6300 | Samsung Exynos 9611 |
| CPU | 2.4 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 |
| Fabrication Node | 6nm | |
| GPU | ARM Mali-G57 MC2@1072MHz | Mali-G72 MP3 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM |
| FM Radio | No | Yes |
| Speaker Type | Mono | |
| Audio Features | 400% Ultra Volume | |
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W SUPERVOOC Charge | Yes, 15W Fast Charging |
| Reverse Charging | Yes, 6.5W | |
| Bypass Charging | Yes | |
| Talk Time | 49 hours | |
| Video Playback Time | 20 hours | |
| Music Playback Time | 156 hours | 131 hours |