Nothing Phone 3a vs Realme C100x
Here you can compare Nothing Phone 3a and Realme C100x. Comparing Nothing Phone 3a vs Realme C100x on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Nothing Phone 3a stands against Realme C100x and which one should you buy The current lowest price found for Nothing Phone 3a is ₹24,999 and for Realme C100x is ₹15,499. The details of both of these products were last updated on Jul 26, 2026.
| Specification | Nothing Phone 3a | Realme C100x |
|---|---|---|
| Internal Memory | 128 GB | 64 GB |
| Display | 6.77 inches, 1080 x 2392 pixels, 120 Hz | 6.81 inches, 720 x 1570 pixels, 120 Hz |
| CPU | 2.5 GHz, Octa Core Processor | 1.8 GHz, Octa Core Processor |
| RAM | 8 GB | 4 GB |
| Battery | 5000 mAh | 8000 mAh |
| Price | ₹24,999 | ₹15,499 |
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Overview
| Specs Score | 67 / 100 Better Specs | 52 / 100 |
| Display Resolution | 1080 x 2392 pixels Better Resolution | 720 x 1570 pixels |
| RAM | 8 GB More RAM | 4 GB |
| Storage | 128 GB More Storage | 64 GB |
| CPU Clock Speed | 2.5 GHz Faster Clock Speed | 1.8 GHz |
| Front Camera | 32 MP Better Front Camera Resolution | 5 MP |
| Weight | 201 g Lighter | 219 g |
| Thickness | 8.35 mm Slimmer | 8.78 mm |
| Battery | 5000 mAh | 8000 mAh Bigger Battery |
| Unique Features | 5G No NFC No | No 3.5mm Audio Jack No Memory Card Support |
General
| Model | A059 | RMX5366, C100x |
| 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 | March 04, 2025 | May 07, 2026 |
| In The Box | Nothing Phone (3a), Nothing Cable (c-c) 100 cm, Phone (3a) Screen Protector (pre-applied), SIM Tray Ejector Tool, Safety Card | 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 |
Design
| Dimensions | 77.5 x 163.52 x 8.35 mm | 78.2 x 166.48 x 8.78 mm |
| Weight | 201 g | 219 g |
| Bezel less | No | |
| Colors | Black, White, Blue | Golden Coast, Deepblue Tides |
Display
| Type | Color AMOLED Screen (1B Colors) | Color LCD Screen (16.7M) |
| Touch | Yes | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.77 inches, 1080 x 2392 pixels, 120 Hz | 6.81 inches, 720 x 1570 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 387 PPI | ~ 254 PPI |
| Screen to Body Ratio | ~ 88% | ~ 90.4% |
| Glass Type | Panda Glass | Panda@MN228 |
| 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, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 8 GB | 4 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | |
| Storage | 128 GB | 64 GB |
| Storage Type | eMMC 5.1 | |
| Card Slot | Yes |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | No |
| 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 | WiFi 6,802.11a/b/g/n/ac/ax, 2.4G/5G, 2x2 MIMO, TWT, 8SS, MU-MIMO, OFDMA Wi-Fi Direct, Advanced Hotspot | Wi-Fi 5 (802.11ac) Supported 802.11a/b/g/n Supported Wi-Fi Display Supported WLAN Tethering Supported |
| Bluetooth | Yes, v5.4, A2DP, BLE | Yes, v5.2, SBC, AAC, LDAC |
| 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 (B1I), GALILEO (E1), QZSS (L1) | GPS(L1), GLONASS(G1), BDS(B1C), Galileo(E1) |
| Fingerprint Sensor | Yes, In Display | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Proximity sensor, Ambient light sensor, E-compass, Accelerometer, Gyroscope |
| 3.5mm Headphone Jack | No | Yes |
| 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 | 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 | Military-Grade Shock Resistance |
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 | 50 MP ƒ/1.8 (Wide Angle) 50MP; f/1.8; FOV 76°; 5P lens; AF Supported |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | 2x Optical Zoom 4x in-sensor Zoom 30x Ultra Zoom | 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 |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30/60 fps FHD | 1080p @ 30 fps FHD |
| 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 ƒ/2.2 f/2.2; FOV 77°; 3P lens |
| Front Video Recording | 1080p @ 30 fps FHD | 720p @ 30 fps HD |
Technical
| OS | Android v15 | Android v16 |
| Custom UI | Nothing OS 3.1 | Realme UI 7 |
| Chipset | Qualcomm Snapdragon 7s Gen3 | Unisoc T7250 |
| CPU | 2.5 GHz, Octa Core Processor | 1.8 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 | Adreno 710 | Arm Mali-G57@850MHz |
| 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 | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA |
| Video | MKV, MOV, MP4, H.265 (HEVC), AVI, WMV, TS, 3GP, FLV, WEBM | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh | 8000 mAh |
| Fast Charging | Yes, 50W Fast Charging | Yes, 45W SUPERVOOC Charge |
| Reverse Charging | Yes, 7.5W | Yes |
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