Nothing Phone 3a vs Realme C21
Quick Comparison
Nothing Phone 3a has better RAM than Realme C21. In terms of display resolution, Nothing Phone 3a has better resolution of 2392 x 1080 than Realme C21 which has resolution of 720 x 1600. Nothing Phone 3a has more internal memory than Realme C21
| Name | Nothing Phone 3a | Realme C21 |
| RAM | 8 GB | 3 GB |
|---|---|---|
| Display | 6.77 in | 6.5 in |
| Internal Memory | 128 GB | 32 GB |
| Battery | 5000 mAh | 5000 mAh |
| Camera | 50 MP + 50 MP + 8 MP Triple | 13 MP + 2 MP + 2 MP Triple |
| Price | Rs. 23140 | Rs. 8990 |
Related Products
Detailed Comparison
Price And Launch
The launch Date of the first phone is March 04, 2025. The cost of Nothing Phone 3a is Rs. 23140. The launch Date of the second phone is April 8, 2021. The cost of Realme C21 is Rs. 8990.
Display comparison
Realme C21 has screen size of 6.5 inches which falls short to Nothing Phone 3a's 6.77 inch screen. Nothing Phone 3a has AMOLED Screen type where as Realme C21 has IPS LCD Screen type. Nothing's phone has display density of 387 PPI & Realme's phone has only 269 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 89.5% than Nothing's phone ~ 88%. Nothing Phone 3a has 20:9 aspect ratio where as Realme C21 has 20:09 aspect ratio.
Memory comparison
Nothing Phone 3a's larger 8 GB RAM is better for playing games and all with respect to Realme C21's lower 3 GB RAM. Nothing Phone 3a has more Internal Memory (128 GB) than Realme C21 (32 GB).
Camera comparison
Nothing Phone 3a's 50 MP + 50 MP + 8 MP Triple Rear Camera outclasses Realme C21's 13 MP + 2 MP + 2 MP Triple Rear Camera in terms of resolution. Nothing Phone 3a will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Realme C21's 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 10 version.
Related Comparisons
Full Comparison
| Name | Nothing Phone 3a | Realme C21 |
| General | ||
| Model | A059 | RMX3201, C21 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 3 years | |
| Security Updates | 6 years | |
| Release Date | March 04, 2025 | April 8, 2021 |
| In The Box | Nothing Phone (3a), Nothing Cable (c-c) 100 cm, Phone (3a) Screen Protector (pre-applied), SIM Tray Ejector Tool, Safety Card | |
| Design | ||
| Dimensions | 77.5 x 163.52 x 8.35 mm | 76.4 x 165.2 x 8.9 mm |
| Weight | 201 g | 190 g |
| Colors | Black, White, Blue | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color IPS LCD Screen (16.7M) |
| Touch | Yes | Yes, 120 Hz Touch Sampling Rate |
| Size | 6.77 inches, 1080 x 2392 pixels, 120 Hz | 6.5 inches, 1600 x 720 pixels, 60 Hz |
| Aspect Ratio | 20:9 | 20:09 |
| PPI | ~ 387 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 88% | ~ 89.5% |
| Glass Type | Panda Glass | |
| Features | Contrast Ratio: 1,000,000:1, 1000 Hz Touch Sampling Rate, 2160 Hz Pwm Frequency, 3000 Nits Peak Brightness, 1300 Nits Outdoor Brightness, 800 Nits Typical Brightness | 120 Hz Touch , Sunlight Screen Support, COG Sealing Process, WideVine L3 |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 8 GB | 3 GB |
| Storage | 128 GB | 32 GB |
| Card Slot | Yes, upto 256 GB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n40, n41, n48, n66, n77, n78 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WiFi 6,802.11a/b/g/n/ac/ax, 2.4G/5G, 2x2 MIMO, TWT, 8SS, MU-MIMO, OFDMA Wi-Fi Direct, Advanced Hotspot | |
| Bluetooth | Yes, v5.4, A2DP, BLE | Yes, v5.0 |
| USB | Yes, USB-C v2.0 | Yes, microUSB |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
| Performance | ||
| AnTuTu Score | 790,126 (Total) (v10) 257,748 (CPU) 199,042 (GPU) 167,388 (Memory) 161,948 (UX) | |
| Geekbench Score | 3,246 (Multi Core) (v6) 1,167 (Single Core) 3,297 (OpenCL) 4,449 (Vulkan) | |
| 3DMark Score | 1,056 (Wild Life Extreme) | |
| Speaker Score | 84 (Very Good) | |
| Battery Test Result | 13.75 hours | |
| Extra | ||
| GPS | GPS (L1), GLONASS (G1), BDS (B1I), GALILEO (E1), QZSS (L1) | Yes |
| Fingerprint Sensor | Yes, In Display | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Acceleration Sensor |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP64 | |
| Dust Resistant | Yes | |
| Extra Features | 2 High-definition Mics Qualcomm Spectra Image Signal Processor, Glyph Interface: 26 Individually Addressable Zones, 10 New Ringtones and Notification Sounds, Glyph Timer, Essential Notifications, Volume Indicator, Glyph Composer, Glyph Torch, Glyph Progress (Now Supports Google Calendar), Flip to Glyph, Bedtime Schedule, Music Visualisation, Camera Countdown, Glyph Fill Light | Night Shield, Step Tracker, Game Space, APP Market, Theme Store, Clone Phone, Phone Manager, Telephone Number Identification, TUV Rheinland Certified |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.9 (Wide Angle) 24mm (wide), 1/1.57", 1.0µm, PDAF, OIS, 84.5° FOV 50 MP ƒ/2 (Telephoto) 50mm, 1/2.74", 0.64µm, PDAF (25cm - ∞), 2x optical zoom, 49.5° FOV 8 MP ƒ/2.2 (Ultra Wide) 15mm, 120° FOV, 1/4.0", 1.12µm | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Mono |
| Camera Sensor | CMOS Sensor | |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | 2x Optical Zoom 4x in-sensor Zoom 30x Ultra Zoom | Supports 20 Continuous Shooting, Photograph Functions: Night Mode, Panoramic View, Expert, Timelapse, Portrait Mode, HDR, Ultra Macro, AI Beauty, Filter, Chroma Boost, Video Recording Functions: Filter, Slow Motion, HDR |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30/60 fps FHD | 720p, 720P |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2.2 (Wide Angle) 22mm (wide), 1/3.44" Punch Hole, Screen Flash | 5 MP |
| Front Video Recording | 1080p @ 30 fps FHD | 720p |
| Technical | ||
| OS | Android v15 | Android v10, upgradable to v11 |
| Custom UI | Nothing OS 3.1 | |
| Chipset | Qualcomm Snapdragon 7s Gen3 | MediaTek Helio G35 |
| CPU | 2.5 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 1x Cortex-A720@2.5 GHz& 3x Cortex-A720@2.4 GHz& 4x Cortex-A520@1.8 GHz | Arm Cortex-A53 |
| Fabrication Node | 4 nm | |
| GPU | Adreno 710 | IMG GE8320 |
| NPU | Qualcomm Hexagon NPU | |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Supports | JPEG, PNG, BMP, GIF, WEB, HEIF, HEIC, DNG | |
| Yes | Yes | |
| Music | MP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV, FLAC, APE, OGG, MID, M4A, IMY, AC3, EAC3, EAC3-JOC, AC4 | AAC, HE-AAC v1, HE-AAC v2, AMR, AWB, MIDI, MP3, OGG VORBIS |
| Video | MKV, MOV, MP4, H.265 (HEVC), AVI, WMV, TS, 3GP, FLV, WEBM | MP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, MKV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 50W Fast Charging | |
| Reverse Charging | Yes, 7.5W | Yes |