Realme 15T vs Realme C100x Comparison

Detailed side-by-side comparison of specifications, features, and prices in Bangladesh to help you find the perfect phone.

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⚡ Comparison Highlights

Key Advantages & Spec Differences

Side-by-side strengths to help you pick the best smartphone for your money.

Realme 15T
Why choose

Realme 15T

Starts at ৳32,000
  • ⚡

    60W fast charging

    Significantly faster than 45W on competitor

  • 📱

    AMOLED Display

    Vibrant colors, deeper blacks & better contrast

  • ⚖️

    Lighter body (181g)

    38g lighter in hand

  • 🚀

    5G network support

    Future-ready high speed connectivity

View Full 15T Specs
Realme C100x
Why choose

Realme C100x

Starts at ৳21,199
  • 🔋

    8,000 mAh battery

    +1,000 mAh more capacity than rival

  • 💰

    More affordable starting price

    Save approx. ৳10,801

  • 🎧

    3.5mm headphone jack included

    Plug in wired earphones without dongles

View Full C100x Specs
Comparing 2 phones
VS
Realme 15T
Realme

15T

৳32,000
120Hz Display50MP Camera7,000 mAh
Realme C100x
Realme

C100x

৳21,800
৳21,199
120Hz Display50MP Camera8,000 mAh
Realme 15T

Realme 15T

৳32,000
Realme C100x

Realme C100x

৳21,800
📱Display & Screen
Technology
AMOLED
Technology
IPS LCD
Screen Size
6.57 inches (~86.4% screen-to-body)
Screen Size
6.8 inches (~86.8% screen-to-body)
Resolution
1080 x 2372 pixels
Resolution
720 x 1570 pixels
Refresh Rate
120 Hz
Refresh Rate
120 Hz
Peak Brightness
1000 nits (typ), 1400 nits (HBM), 4000 nits (peak)
Peak Brightness
900 nits (HBM)
Protection
N/A
Protection
ArmorShell glass or Panda Glass, Mohs level 5
Features
1B colors, 2160Hz PWM
Features
N/A
⚡Platform & Performance
Operating System
Android 15 (Realme UI 6.0)
Operating System
Android 16
Chipset
Mediatek Dimensity 6400 Max (6 nm)
Chipset
Unisoc T7250 (12 nm)
CPU Processor
Octa-core (2x2.5 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
CPU Processor
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU Graphics
Mali-G57 MC2
GPU Graphics
Mali-G57 MP1
📷Main Camera
Rear Cameras
50 MP, f/1.8, 27mm (wide), 1/2.88", PDAF + 2 MP, f/2.4
Rear Cameras
50 MP, f/1.8, (wide), PDAF + Auxiliary lens
Camera Features
LED flash, HDR, panorama
Camera Features
LED flash, HDR, panorama
Video Recording
1080p@30/60, gyro-EIS
Video Recording
1080p@30fps
🤳Selfie Camera
Front Camera
50 MP
Front Camera
5 MP, f/2.2, (wide)
Selfie Video
1080p@30fps
Selfie Video
720p@30fps
🔋Battery & Charging
Battery Capacity
Si/C Li-Ion 7000 mAh
Battery Capacity
Si/C Li-Ion 8000 mAh or 7500 mAhWinner
Charging Speed
60W wired, 10W reverse wired, Bypass chargingWinner
Charging Speed
45W wired, 45W PPS, 13.5W PD, Reverse wired
💾Memory & Storage
RAM & Storage
8GB RAM / 128GB, 8GB RAM / 256GB, 12GB RAM / 256GB, 12GB RAM / 512GB
RAM & Storage
4GB RAM / 64GB, 4GB RAM / 128GB, 6GB RAM / 128GB, 4GB RAM / 256GB, 6GB RAM / 256GB
microSD Card Slot
microSDXC
microSD Card Slot
microSDXC
Storage Type
UFS 2.2
Storage Type
eMMC 5.1
⚖️Body & Build
Dimensions
158.4 x 75.2 x 7.8 mm
Dimensions
166.5 x 78.2 x 8.6 mm
Weight
181 gWinner
Weight
219 g
Build Materials
Front: Glass | Back: Plastic | Frame: Plastic
Build Materials
Front: Glass | Back: Plastic | Frame: Plastic
Water / Dust IP Rating
IP68/IP69
Water / Dust IP Rating
IP64
SIM Card
Nano-SIM + Nano-SIM
SIM Card
Nano-SIM + Nano-SIM
🌐Network & Connectivity
Technology
GSM / HSPA / LTE / 5G
Technology
GSM / HSPA / LTE
5G Bands
1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA
5G Bands
N/A
4G Bands
1, 3, 5, 8, 28, 40, 41
4G Bands
1, 3, 5, 8, 40
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
5.3, A2DP, LE
Bluetooth
5.2, A2DP, LE
NFC Support
No
NFC Support
Yes (market/region dependent)
Infrared Port
Yes
Infrared Port
N/A
USB Port
USB Type-C 2.0, OTG
USB Port
USB Type-C 2.0, OTG
🔊Sound & Multimedia
Loudspeakers
Yes
Loudspeakers
Yes
3.5mm Headphone Jack
No
3.5mm Headphone Jack
Yes
🛡️Sensors & Security
Biometrics & Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Biometrics & Sensors
Fingerprint (side-mounted), accelerometer, proximity, compass
🚀Launch & Availability
Status
Available
Status
Available
Announced Date
September 2, 2025
Announced Date
May 7, 2026
Market Release
September 5, 2025
Market Release
May 15, 2026
🎨Colors & Models
Available Colors
Silk Blue, Suit Titanium, Flowing Silver
Available Colors
Golden Coast, Deepblue Tides
Model Numbers
N/A
Model Numbers
RMX5366
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