Realme P4x 5G vs Samsung Galaxy M21 2021
Here you can compare Realme P4x 5G and Samsung Galaxy M21 2021. Comparing Realme P4x 5G vs Samsung Galaxy M21 2021 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme P4x 5G stands against Samsung Galaxy M21 2021 and which one should you buy The current lowest price found for Realme P4x 5G is ₹19,590 and for Samsung Galaxy M21 2021 is ₹14,999. The details of both of these products were last updated on Jul 22, 2026.
| Specification | Realme P4x 5G | Samsung Galaxy M21 2021 |
|---|---|---|
| CPU | 2.6 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Internal Memory | 128 GB | 64 GB |
| Rear Camera | 50 MP (Wide Angle) 2 MP | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) |
| Display | 6.72 inches, 1080 x 2400 pixels, 144 Hz | 6.4 inches, 1080 x 2340 pixels, 60 Hz |
| Battery | 7000 mAh | 6000 mAh, Li-Po Battery |
| Price | ₹19,590 | ₹14,999 |
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Overview
| Specs Score | 62 / 100 Better Specs | 50 / 100 |
| Display Resolution | 1080 x 2400 pixels Better Resolution | 1080 x 2340 pixels |
| Screen To Body Ratio | ~ 91.4% Less Bezels | ~ 84.2% |
| RAM | 6 GB More RAM | 4 GB |
| Storage | 128 GB More Storage | 64 GB |
| CPU Clock Speed | 2.6 GHz Faster Clock Speed | 2.3 GHz |
| Front Camera | 8 MP | 20 MP Better Front Camera Resolution |
| Weight | 208 g | 192 g Lighter |
| Thickness | 8.39 mm Slimmer | 9 mm |
| Battery | 7000 mAh Bigger Battery | 6000 mAh |
| Unique Features | 5G No No No Reverse Charging | No 3.5mm Audio Jack FM Radio Memory Card Support No |
General
| Model | RMX5108 | Galaxy M21 2021 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 2 years | |
| Security Updates | 3 years | |
| Release Date | December 04, 2025 | July 21, 2021 |
| In The Box | 1 x Handset, 1 x Charger, 1 x USB data cable, 1 x SIM Ejector Tool, 1 x Protective Case, 1 x Quick Guide |
Design
| Dimensions | 75.95 x 165.85 x 8.39 mm | 75.1 x 159 x 9 mm |
| Weight | 208 g | 192 g |
| Bezel less | No | |
| Colors | Matte Sliver, Elegant Pink, Lake Green |
Display
| Type | Color LCD Screen (1B Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.72 inches, 1080 x 2400 pixels, 144 Hz | 6.4 inches, 1080 x 2340 pixels, 60 Hz |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 391 PPI | ~ 403 PPI |
| Screen to Body Ratio | ~ 91.4% | ~ 84.2% |
| Glass Type | Corning Gorilla Glass 3 | |
| Brightness | 1000nits Sunlight Display | |
| Features | 420 nits (peak) | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 6 GB | 4 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 10 GB Extra Virtual RAM | |
| Storage | 128 GB | 64 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | Yes, upto 512 GB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 6 (802.11ax) Supported | |
| Bluetooth | Yes, v5.4 | 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 |
| IR Blaster | No |
Performance
| AnTuTu Score | 1,001,028 (Total) (v11) 353,428 (CPU) 149,704 (GPU) 210,954 (Memory) 286,942 (UX) | |
| Geekbench Score | 2,971 (Multi Core) (v6) 1,045 (Single Core) 3,047 (OpenCL) 2,930 (Vulkan) |
Extra
| GPS | GNSS: SIngle band: BeiDou, GPS, GLONASS,Galileo,QZSS | Yes, with A-GPS, Glonass, Beidou, Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Proximity Sensor, Light Sensor, Acceleration Sensor, Gyroscope | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing |
| 3.5mm Headphone Jack | Yes | |
| AI Features | AI Image Editing, NEXT AI, AI Text Scanner, Circle to Search, AI Smart Loop, AI Recording Summary | |
| Splash Resistant | Yes | |
| IP Rating | IP64 | |
| Dust Resistant | Yes | |
| Extra Features | Bypass Charging, 5300mm² VC FrostCore Cooling System |
Camera
| Rear Camera | 50 MP (Wide Angle) 2 MP | 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, Panorama, Cinematic, SLO-MO, Long Exposure, Dual-view video, TIME-LAPSE, HI-RES, Google Lens, PRO, Hypertext, Scan, DOC SCANNER, TILT-SHIFT | Panorama, HDR |
| Video Recording | 1080p @ 30 fps FHD, 4K @ 30 fps UHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 20 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v11 |
| Custom UI | Realme UI 6 | |
| Chipset | Mediatek Dimensity 7400 Ultra | Samsung Exynos 9611 |
| CPU | 2.6 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 |
| GPU | Mali-G615 MC2 | 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 | Dual Stereo | |
| Audio Features | 400% Volume | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W Ultra Charge | Yes, 15W Fast Charging |
| Reverse Charging | Yes, 5W | |
| Bypass Charging | Yes | |
| Talk Time | 49 hours | |
| Music Playback Time | 131 hours |
Discuss
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