Realme C100x vs Nothing Phone 3a
Quick Comparison
Nothing Phone 3a has better RAM than Realme C100x. In terms of display resolution, Nothing Phone 3a has better resolution of 2392 x 1080 than Realme C100x which has resolution of 1570 x 720. Nothing Phone 3a has more internal memory than Realme C100x
| Name | Realme C100x | Nothing Phone 3a |
| RAM | 4 GB | 8 GB |
|---|---|---|
| Display | 6.81 in | 6.77 in |
| Internal Memory | 64 GB | 128 GB |
| Battery | 8000 mAh | 5000 mAh |
| Camera | 50 MP | 50 MP + 50 MP + 8 MP Triple |
| Price | Rs. 14999 | Rs. 24999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is May 07, 2026. The cost of Realme C100x is Rs. 14999. The launch Date of the second phone is March 04, 2025. The cost of Nothing Phone 3a is Rs. 24999.
Display comparison
Realme C100x has larger screen size of 6.81 inches in comparison to Nothing Phone 3a's 6.77 inch screen. Realme C100x has LCD Screen type where as Nothing Phone 3a has AMOLED Screen type. Nothing's phone has display density of 387 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 Nothing's phone ~ 88%. Both mobiles have same aspect ratio of 20:9.
Memory comparison
Nothing Phone 3a's larger 8 GB RAM is better for playing games and all with respect to Realme C100x's lower 4 GB RAM. Nothing Phone 3a has more Internal Memory (128 GB) than Realme C100x (64 GB).
Camera comparison
They both have the same 50 MP Rear Camera. 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 C100x's 5 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 15 version.
Related Comparisons
Full Comparison
| Name | Realme C100x | Nothing Phone 3a |
| General | ||
| Model | RMX5366, C100x | A059 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 3 years | |
| Security Updates | 6 years | |
| Release Date | May 07, 2026 | March 04, 2025 |
| In The Box | Phone x 1, Charger x 1, USB Data Cable x 1, SIM Ejector Tool x 1, Quick Guide x 1, Safety Guide x 1, Protective Case x 1 | Nothing Phone (3a), Nothing Cable (c-c) 100 cm, Phone (3a) Screen Protector (pre-applied), SIM Tray Ejector Tool, Safety Card |
| Design | ||
| Dimensions | 78.2 x 166.48 x 8.78 mm | 77.5 x 163.52 x 8.35 mm |
| Weight | 219 g | 201 g |
| Bezel less | No | |
| Colors | Golden Coast, Deepblue Tides | Black, White, Blue |
| Display | ||
| Type | Color LCD Screen (16.7M) | Color AMOLED Screen (1B Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.81 inches, 720 x 1570 pixels, 120 Hz | 6.77 inches, 1080 x 2392 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 254 PPI | ~ 387 PPI |
| Screen to Body Ratio | ~ 90.4% | ~ 88% |
| Glass Type | Panda@MN228 | Panda Glass |
| Brightness | Normal brightness: 700 nits(Typical) HBM: 900 nits(Typical) | |
| Color Gamut | NTSC 83% | |
| 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 | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 8 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | |
| Storage | 64 GB | 128 GB |
| Storage Type | eMMC 5.1 | |
| Card Slot | Yes | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | No | 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, Dual Stand-By |
| 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 | 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, v5.2, SBC, AAC, LDAC | Yes, v5.4, A2DP, BLE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| 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(B1C), Galileo(E1) | GPS (L1), GLONASS (G1), BDS (B1I), GALILEO (E1), QZSS (L1) |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Proximity sensor, Ambient light sensor, E-compass, Accelerometer, Gyroscope | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | |
| Gaming Features | 60FPS Smooth Gaming Experience | |
| AI Features | AI Netpilot, Next Ai, Ai Editor, One-Press Access to Gemini, Circle to Search, AI Outdoor Mode | |
| Splash Resistant | Yes | Yes |
| IP Rating | IP64 | IP64 |
| Dust Resistant | Yes | Yes |
| Extra Features | Military-Grade Shock Resistance | 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 |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 50MP; f/1.8; FOV 76°; 5P lens; AF Supported | 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 |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Portrait, Night, PRO, Panorama, SLO-MO, Dual-view video, TIME-LAPSE, STICKER, Hypertext, HI-RES, GOOGLE LEN, Video: 1080P@30 fps, 720P@30 fps Support video zoom shooting Time lapse photography: 1080P@30fps, 720P@30 fps Slow motion: 720P@120fps Support multi-scene video shooting:720p@30fps | 2x Optical Zoom 4x in-sensor Zoom 30x Ultra Zoom |
| Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30/60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 f/2.2; FOV 77°; 3P lens | 32 MP ƒ/2.2 (Wide Angle) 22mm (wide), 1/3.44" Punch Hole, Screen Flash |
| Front Video Recording | 720p @ 30 fps HD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v16 | Android v15 |
| Custom UI | Realme UI 7 | Nothing OS 3.1 |
| Chipset | Unisoc T7250 | Qualcomm Snapdragon 7s Gen3 |
| CPU | 1.8 GHz, Octa Core Processor | 2.5 GHz, Octa Core Processor |
| Core Details | 1x Cortex-A720@2.5 GHz& 3x Cortex-A720@2.4 GHz& 4x Cortex-A520@1.8 GHz | |
| Fabrication Node | 4 nm | |
| GPU | Arm Mali-G57@850MHz | Adreno 710 |
| NPU | Qualcomm Hexagon NPU | |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Supports | JPEG, PNG, BMP, GIF, WEB, HEIF, HEIC, DNG | |
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | MP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV, FLAC, APE, OGG, MID, M4A, IMY, AC3, EAC3, EAC3-JOC, AC4 |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | MKV, MOV, MP4, H.265 (HEVC), AVI, WMV, TS, 3GP, FLV, WEBM |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 8000 mAh | 5000 mAh |
| Fast Charging | Yes, 45W SUPERVOOC Charge | Yes, 50W Fast Charging |
| Reverse Charging | Yes | Yes, 7.5W |