Realme Narzo 100x 5G vs Vivo Y21 5G (4GB RAM + 64GB)
Here you can compare Realme Narzo 100x 5G and Vivo Y21 5G (4GB RAM + 64GB). Comparing Realme Narzo 100x 5G vs Vivo Y21 5G (4GB RAM + 64GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme Narzo 100x 5G stands against Vivo Y21 5G (4GB RAM + 64GB) and which one should you buy The current lowest price found for Realme Narzo 100x 5G is ₹19,499 and for Vivo Y21 5G (4GB RAM + 64GB) is ₹18,999. The details of both of these products were last updated on Aug 15, 2026.
| Specification | Realme Narzo 100x 5G | Vivo Y21 5G (4GB RAM + 64GB) |
|---|---|---|
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) FOV 75°; 5P lens; AF Supported | 50 MP ƒ/1.8 (Wide Angle) 0.08 MP |
| RAM | 4 GB | 4 GB |
| CPU | 2.4 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Battery | 8000 mAh | 6500 mAh, Li-ion Battery |
| Display | 6.81 inches, 720 x 1570 pixels, 144 Hz | 6.74 inches, 720 x 1600 pixels, 120 Hz |
| Price | ₹19,499 | ₹18,999 |
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Overview
| Specs Score | 58 / 100 Better Specs | 55 / 100 |
| Display Resolution | 720 x 1570 pixels | 720 x 1600 pixels Better Resolution |
| Storage | 128 GB More Storage | 64 GB |
| Front Camera | 8 MP Better Front Camera Resolution | 5 MP |
| Weight | 224 g | 209 g Lighter |
| Battery | 8000 mAh Bigger Battery | 6500 mAh |
| Unique Features | No No No No | 3.5mm Audio Jack Water Resistant NFC IR Blaster |
General
| Country of Origin | India | India |
| Model | Narzo 100x | Y21 5G |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | July 15, 2026 | March 26, 2026 |
| In The Box | Phone x 1 Charger x 1 USB Data Cable x 1 SIM Ejector Tool x 1 Protective Case x 1 Quick Guide x 1 |
Design
| Dimensions | 78.2 x 166.4 x 8.8 mm | 77.1 x 167.4 x 8.4 mm |
| Weight | 224 g | 209 g |
| Bezel less | No | |
| Colors | Flash Orange, Midnight Black | Champagne Gold, Midnight Blue |
Display
| Type | Color LCD Screen (16.7M) | Color IPS Screen |
| Touch | Yes, 180 Hz Touch Sampling Rate | Yes |
| Size | 6.81 inches, 720 x 1570 pixels, 144 Hz | 6.74 inches, 720 x 1600 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 254 PPI | ~ 260 PPI |
| Screen to Body Ratio | ~ 87.1% | ~ 85% |
| Glass Type | Panda-1681 | |
| Brightness | Normal brightness: 975 nits(Typical) HBM: 1200 nits(Typical) | 1200 nits Peak Brightness |
| Features | Glove Touch, Wet Hand Touch, OIl Hand Touch | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 4 GB | 4 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | Upto 4 GB Extra Virtual RAM |
| Storage | 128 GB | 64 GB |
| Storage Type | UFS 2.2 | eMMC 5.1 |
| Card Slot | Yes, (Hybrid Slot) | Yes |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | NR: n1/n3/n5/n8/n28B/n40/n41/n77/n78 | n1/n3/n5/n8/n28B/n38/n40/n77/n78 |
| VoLTE | Yes, Dual Stand-By | Yes |
| 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 | 2.4 GHz / 5 GHz |
| Bluetooth | Yes, v5.3, SBC, AAC, LDAC, aptX, aptX HD, LHDC 5.0 | Yes |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes |
Extra
| GPS | Beidou, GPS, GLONASS, Galileo, QZSS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Proximity sensor, Ambient light sensor, E-compass, Accelerometer | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | |
| Cooling System | 5300mm² Vapor Chamber | |
| AI Features | AI Night Charging Mode, Ai Cold Mode, Charging Boost, Ai Pulse Light, Gemini Live, Next AI, AI Portrait Glow, AI Eraser 2.0, Ai Select & Search | AI Creation, AI Photo Enhance, AI Documents, AI Screen Translation, Circle to Search |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP65 | IP65 |
| Dust Resistant | Yes | Yes |
| Extra Features | Military Grade Shock Resistance, AI Pulse Light |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) FOV 75°; 5P lens; AF Supported | 50 MP ƒ/1.8 (Wide Angle) 0.08 MP |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Portrait, Night,Street,Panorama, Cinematic, SLO-MO, Dual-view video, TIME-LAPSE, HI-RES, Googlen Lens, PRO, Hypertext,TILT-SHIFT, 1080P video: 30 fps, 720P video: 30 fps(with Retouch on), 720P SLO-MO video: 120 fps, 1080P TIME-LAPSE: 30 fps, Supports Cinematic video shooting, Supports Dual-view video shooting, Supports video zoom shooting: up to 10× digital zoom | |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) FOV 80°; 4P lens Punch Hole, Screen Flash | 5 MP ƒ/2.2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD |
Technical
| OS | Android v16 | Android v16 |
| Custom UI | Realme UI 7 | OriginOS 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 | 6nm |
| GPU | Mali-G57 MC2 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
Multimedia
| Yes | Yes | |
| Music | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA | Yes |
| Video | AVI, MP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, FLV, F4V, WEBM, WMV, ASF, MOV, QT, TS, M2TS, MTS, MKV | Yes |
| FM Radio | No | No |
| Audio Features | OReality Audio | |
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 8000 mAh | 6500 mAh, Li-ion Battery |
| Fast Charging | Yes, 45W Fast Charge | Yes, 44W Fast Charging |
| Reverse Charging | Yes | Yes |
| Bypass Charging | Yes |
Discuss
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