Realme C73 (4GB RAM + 128GB) vs Xiaomi Redmi K90 Pro Max
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Overview
| Specs Score | 71 / 100 | 91 / 100 Better Specs |
| Display Resolution | 720 x 1604 pixels | 1200 x 2608 pixels Better Resolution |
| RAM | 4 GB | 12 GB More RAM |
| Storage | 128 GB | 256 GB More Storage |
| CPU Clock Speed | 2.4 GHz | 4.6 GHz Faster Clock Speed |
| Rear Camera | 32 MP Dual | 50 MP + 50 MP + 50 MP Triple Better Camera Resolution |
| Front Camera | 8 MP | 32 MP Better Front Camera Resolution |
| Weight | 197 g Lighter | 218 g |
| Battery | 6000 mAh | 7500 mAh Bigger Battery |
| Unique Features | 3.5mm Audio Jack No No Memory Card Support No No | No Water Resistant NFC No Wireless Charging IR Blaster |
General
| Country of Origin | India | |
| Model | RMX3945 | |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | June 02, 2025 | October 23, 2025 |
| In The Box | 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 | 77.8 x 163.3 x 7.9 mm |
| Weight | 197 g | 218 g |
| Bezel less | No | |
| Colors | Jade Green, Crystal Purple, Onyx Black | Black, White, Denim Blue, Lamborgini White |
Display
| Type | Color IPS LCD Screen (16.7 M) | Color LTPO AMOLED Screen (68 B) |
| Touch | Yes, 180 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.9 inches, 1200 x 2608 pixels, 120 Hz |
| Aspect Ratio | 20.05:9 | 20:9 |
| PPI | ~ 264 PPI | ~ 416 PPI |
| Screen to Body Ratio | ~ 89.97% | ~ 91.8% |
| Glass Type | Xiaomi Dragon Crystal Glass | |
| Brightness | Peak Brightness：625nit, Brightness Adjustment: 4096 Level | 3500 nits (peak) |
| Features | Contrast Ratio: 1500: 1, Colour Gamut: 83% NTSC | 2160Hz PWM, 120Hz, Dolby Vision, HDR Vivid, HDR10+ |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 4 GB | 12 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 256 GB |
| Storage Type | UFS 2.2 | UFS 4.1 |
| Card 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 | 5G NR: n1/3/5/8/28B/40/41/77/78 | SA: n1/2/3/5/7/8/20/28/38/40/41/48/66*/77/78/79, NSA: n1/3/5/7/8/20/28/38/40/41/66*/77/78/79 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| 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 | Wi-Fi 7 |
| Bluetooth | Yes, v5.3 | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes |
Extra
| GPS | Beidou(B1I), GPS(L1), GLONASS(G1), Galileo(E1), QZSS(L1) | with GPS, Galileo, GLONASS, Beidou, NAVIC |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Proximity Sensor, Light Sensor, Acceleration Sensor, Flicker Sensor, Side Capacitive Fingerprint Sensor | Accelerometer, Proximity, Gyro, Compass |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | |
| AI Features | AI Smart Signal Adjustment, AI Clear Face, Google Gemini, AI Smart Loop | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP64 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Free Call (Through Bluetooth) |
Camera
| Rear Camera | 32 MP ƒ/1.8 (Wide Angle) GALAXYCORE GC32E2, 27mm, FOV: 76°, Lens: 5P | 50 MP ƒ/1.7 (Wide Angle) 23mm (wide), 1/1.31", 1.2µm, dual pixel PDAF, OIS 50 MP ƒ/3 (Telephoto) 115mm (periscope telephoto), 1/2.76", 0.64µm, PDAF (30cm - ∞), OIS, 5x optical zoom 50 MP ƒ/2.4 (Ultra Wide) 18mm, 102˚ (ultrawide), 1/2.88", 0.61µm |
| OIS | Yes | |
| Auto Focus | Yes | 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, Digital Zoom 10X | Color spectrum sensor, HDR, panorama |
| Video Recording | 1080p @ 30 fps FHD | 4K, 8K, 1080p, 720p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash | 32 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 4K, 1080p |
Technical
| OS | Android v15 | Android v16 |
| Custom UI | Realme UI 6 | HyperOS 3 |
| Chipset | Mediatek Dimensity 6300 | Qualcomm Snapdragon 8 Elite Gen 5 |
| CPU | 2.4 GHz, Octa Core Processor | 4.6 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | |
| Fabrication Node | 6nm | 3nm |
| GPU | Arm Mali-G57 MC2 | Adreno 840 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB |
| Video | H.264, MPEG4, DIVX/XVID, H.263, SORENSEN SPARK, VP8, VP9, H.265, AV1 | MP4, MKV, AVI, WMV, WEBM, 3GP, ASF playback |
| FM Radio | No | No |
| Speaker Type | Super Linear Speaker | |
| Audio Features | Supports OReality Audio effect, Hi-Res Audio Certification | |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, BLPB47 Lithium Ion Battery | 7500 mAh, Li-Po Battery |
| Fast Charging | Yes, 15W Fast Charging | Yes, 100W Fast Charging |
| Wireless Charging | Yes, 50W | |
| Reverse Charging | Yes, 5W | Yes |
| Reverse Wireless Charging | Yes, 22.5W |
Discuss
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