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Realme C85 vs Tecno Spark Slim

What C85 does better (7) and where Spark Slim wins (10) — every spec side by side.

Realme C85
Realme · 2025C85
7.6Score
7 advantages
Higher score
vs
Tecno Spark Slim
Tecno · 2025Spark Slim
7.5Score
10 advantages≈ $190
7.3Display9.8
4.4Performance4.6
4.6Camera5.2
8.8Battery7.8
7.6Features4.1
Dimensions

Size comparison

C85Spark Slim
77.9 × 166.18.475.9 × 164.25.9
C85Spark SlimDifference
Height166.1 mm164.2 mm+1.9 mm
Width77.9 mm75.9 mm+2 mm
Thickness8.4 mm5.9 mm+2.5 mm
Weight215 g156 g+59 g

Drawn to the same scale from the official dimensions (front and side).

Why is C85 better than Spark Slim?

  1. Battery capacity7,000 mAh vs 5,160 mAh+36%
  2. Water resistance (IPx)IPx8 vs IPx42×
  3. 5GYes · Spark Slim: No
  4. Memory card slotYes · Spark Slim: No
  5. Dual SIMYes · Spark Slim: No
  6. CPU frequency2.4 GHz vs 2.2 GHz+9%
  7. Wi-Fi standardWi-Fi 5 vs Wi-Fi 4+25%

Why is Spark Slim better than C85?

  1. Peak brightness1,200 nits vs 4,500 nits3.8×
  2. OLED panelNo · C85: Yes
  3. AnTuTu score522,460 vs 591,552+13%
  4. Pixel density254 ppi vs 440 ppi+73%
  5. Weight215 g vs 156 g+38%
  6. Storage (base)128 GB vs 256 GB2×
  7. Resolution (width)720 px vs 1,224 px+70%
  8. Selfie camera8 MP vs 13 MP+62%
  9. Thickness8.4 mm vs 5.9 mm+42%
  10. Charged in 30 min50% vs 53%+6%
Specifications

Side by side

Tecno Spark SlimTecno Spark Slim≈ $1907.5
Design
Weight215 g156 g
Thickness8.4 mm5.9 mm
Height166.1 mm164.2 mm
Width77.9 mm75.9 mm
FramePlasticPlastic
BackPlasticPlastic
Ingress protectionIP68IP64
Water resistance (IPx)IPx8IPx4
Glass protection—Corning Gorilla Glass 7i
ColoursGreen, PurpleSlim White, Cool Black
Display
Screen size6.8″6.8″
PanelIPS LCDAMOLED
OLED panelNoYes
Resolution (width)720 px1,224 px
Resolution (height)1,570 px2,720 px
Pixel density254 ppi440 ppi
Refresh rate144 Hz144 Hz
Peak brightness1,200 nits4,500 nits
Screen-to-body ratio87.4%89.1%
Performance
ChipsetMediatek Dimensity 6300Mediatek Helio G200
Chip makerMediaTekMediaTek
Process6 nm6 nm
CPU cores88
CPU frequency2.4 GHz2.2 GHz
GPUMali-G57 MC2Mali-G57 MC2
AnTuTu score522,460591,552
Geekbench 6 (multi-core)2,0151,985
Memory
RAM8 GB8 GB
Storage (max)256 GB256 GB
Storage (base)128 GB256 GB
Storage typeUFS 2.2UFS 2.2
Memory card slotYesNo
Camera
Main camera50 MP50 MP
Main camera aperturef/1.8—
Main sensor size1/2.96"—
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera8 MP13 MP
4K selfie videoNoNo
Battery
Battery capacity7,000 mAh5,160 mAh
Battery typeSi/CLi-Po
Wired charging45 W45 W
Charged in 30 min50%53%
Wireless chargingNoNo
Connectivity
5GYesNo
eSIMNoNo
Dual SIMYesNo
Wi-Fi standardWi-Fi 5Wi-Fi 4
Bluetooth5.35.4
NFCYesYes
USBUSB Type-C 2.0USB Type-C
USB version22
Infrared port—Yes
Satellite navigationGLONASS, GALILEO, BDS, QZSSGLONASS, GALILEO, BDS
Features
Stereo speakersNoNo
3.5 mm headphone jackNoNo
Fingerprint sensorSideUnder display
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro
Software
OS at launchAndroid 15Android 15
PlatformAndroidAndroid
InterfaceRealme UI 6.0HIOS 15
To compare: 0up to 4 models
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