Realme C75 5G vs Realme C73 (4GB RAM + 128GB)
Here you can compare Realme C75 5G and Realme C73 (4GB RAM + 128GB). Comparing Realme C75 5G vs Realme C73 (4GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme C75 5G stands against Realme C73 (4GB RAM + 128GB) and which one should you buy The current lowest price found for Realme C75 5G is ₹17,990 and for Realme C73 (4GB RAM + 128GB) is ₹17,990. The details of both of these products were last updated on Aug 19, 2026.
| Specification | Realme C75 5G | Realme C73 (4GB RAM + 128GB) |
|---|---|---|
| Display | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.67 inches, 720 x 1604 pixels, 120 Hz |
| Internal Memory | 128 GB | 128 GB |
| Rear Camera | 32 MP ƒ/1.8 27mm, FOV：76°, Lens：5P | 32 MP ƒ/1.8 (Wide Angle) GALAXYCORE GC32E2, 27mm, FOV: 76°, Lens: 5P |
| RAM | 4 GB | 4 GB |
| OS | Android v15 | Android v15 |
| Price | ₹17,990 | ₹17,990 |
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Overview
| Specs Score | 52 / 100 | 53 / 100 Better Specs |
| Screen To Body Ratio | ~ 89.97% Less Bezels | |
| Unique Features | No | Reverse Charging |
General
| Country of Origin | India | |
| Model | C75 5G | RMX3945 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | June 02, 2025 | |
| In The Box | 1 realme C75 5G, 1 USB Type-C Cable, 1 45W Adapter, 1 Protect Case, 1 SIM Card Needle, 1 Screen Protect Film, 1 Quick Guide | realme C73 5G, USB Type-C Cable, 15W Adapter, Protect Case, SIM Card Needle, Screen Protect Film, Quick Guide |
Design
| Dimensions | 76.22 x 165.7 x 7.94 mm | 76.22 x 165.7 x 7.94 mm |
| Weight | 190 g | 197 g |
| Bezel less | No | No |
| Colors | Lily White, Purple Blossom, Midnight Lily | Jade Green, Crystal Purple, Onyx Black |
Display
| Type | Color IPS LCD Screen (16.7 M) | Color IPS LCD Screen (16.7 M) |
| Touch | Yes, 180 Hz Touch Sampling Rate | Yes, 180 Hz Touch Sampling Rate |
| Size | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.67 inches, 720 x 1604 pixels, 120 Hz |
| Aspect Ratio | 20.05:9 | |
| PPI | ~ 264 PPI | ~ 264 PPI |
| Screen to Body Ratio | ~ 89.97% | |
| Brightness | Peak Brightness: 625nit, Brightness Adjustment: 4096 Level | Peak Brightness：625nit, Brightness Adjustment: 4096 Level |
| Features | Contrast Ratio: 1500: 1, Colour Gamut: 83% NTSC | Contrast Ratio: 1500: 1, Colour Gamut: 83% NTSC |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 4 GB | 4 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, (Hybrid Slot) | Yes, (Hybrid Slot), upto 2 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | NR: n1/3/5/8/28B/40/41/77/78 | 5G NR: n1/3/5/8/28B/40/41/77/78 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support 2.4/5GHz Wi-Fi, Support 802.11 a/b/g/n/ac | Support 2.4/5GHz Wi-Fi, Support 802.11 a/b/g/n/ac |
| Bluetooth | Yes, v5.3 | Yes, v5.3 |
| 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 |
Extra
| GPS | Beidou(B1I), GPS(L1), GLONASS(G1), Galileo(E1),QZSS(L1) | Beidou(B1I), GPS(L1), GLONASS(G1), Galileo(E1), QZSS(L1) |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Proximity Sensor, Light Sensor, Acceleration Sensor, Gyroscope | Geomagnetic Sensor, Proximity Sensor, Light Sensor, Acceleration Sensor, Flicker Sensor, Side Capacitive Fingerprint Sensor |
| 3.5mm Headphone Jack | Yes | Yes |
| AI Features | AI Experience, Next AI, AI Clear Face, Google Gemini, AI Smart Loop | AI Smart Signal Adjustment, AI Clear Face, Google Gemini, AI Smart Loop |
| Splash Resistant | Yes | Yes |
| IP Rating | IP64 | IP64 |
| Dust Resistant | Yes | Yes |
| Extra Features | Dual-mic Noise Cancellation, Free Call | Free Call (Through Bluetooth) |
Camera
| Rear Camera | 32 MP ƒ/1.8 27mm, FOV：76°, Lens：5P | 32 MP ƒ/1.8 (Wide Angle) GALAXYCORE GC32E2, 27mm, FOV: 76°, Lens: 5P |
| Camera Sensor | GALAXYCORE GC32E2 AF | |
| Auto Focus | Yes | |
| Features | Photo Mode, Video Mode, Night Mode, Professional Mode, Portrait Mode, HighDefinition Mode, Street Mode, Panorama, Slow Motion, Time-lapse, SuperText Mode, Dual-view Video, Google Lens | Photo Mode, Video Mode, Night Mode, Professional Mode, Portrait Mode, HighDefinition Mode, Street Mode, Panorama, Slow Motion, Time-lapse, SuperText Mode, Dual-view Video, Google Lens, Digital Zoom 10X |
| Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 Punch Hole | 8 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v15 |
| Custom UI | realme UI 6.0 | Realme UI 6 |
| Chipset | mediatek Dimensity 6300 | Mediatek Dimensity 6300 |
| CPU | 2.4 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz |
| Fabrication Node | 6nm Advanced Process6nm | 6nm |
| GPU | Arm Mali-G57 MC2 | Arm Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA |
| Video | MP4, 3GP, ASF, AVI, FLV, M2TS, MKV, MPG, TS, WEBM, WMV | H.264, MPEG4, DIVX/XVID, H.263, SORENSEN SPARK, VP8, VP9, H.265, AV1 |
| FM Radio | No | No |
| Speaker Type | Mono | Super Linear Speaker |
| Audio Features | Supports OReality Audio Effect, Hi-Res Audio Certification | Supports OReality Audio effect, Hi-Res Audio Certification |
| Audio Jack Type | 3.5mm |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh | 6000 mAh, BLPB47 Lithium Ion Battery |
| Fast Charging | Yes, 45W SUPERVOOC Charging | Yes, 15W Fast Charging |
| Reverse Charging | Yes, 5W |
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