Compare Mobile Phones Side-by-Side

Oppo K9 vs Nothing phone (3a)

Oppo K9

$282

85% SPEC SCORE

Nothing phone (3a)

$330

87% SPEC SCORE

Tecno Camon 40 Pro

$284

87% SPEC SCORE

Redmi Note 15 Pro

$299

86% SPEC SCORE

OVERVIEW

Display

Screen Size: 6.43 inches

(1080 X 2400 pixels)

90 Refresh rate

Screen Size: 6.77 inches

(1080 X 2392 pixels)

120 Refresh rate

Camera

64+8+2 MP (Triple Camera)

32 MP Selfie

4K Video

50+50+8 MP (Triple Camera)

32 MP Selfie

4K Video

Hardware

Qualcomm SM7250-AC Snapdragon 768G 5G (7 nm)

Qualcomm SM7635 Snapdragon 7s Gen 3

Android 11

ColorOS 11.1

Android 15

Nothing OS 3.1

Battery

Li-Po

4300 mAh

5000 mAh

Storage

8GB RAM, 128GB

NETWORK

Technology

GSM / CDMA / HSPA / CDMA2000 / LTE / 5G

GSM / HSPA / LTE / 5G

LAUNCH DATE

Announced Date

2021, May 06

2025, March 04

Released Date

2021, May 11

2025, March 11

Status

Available

DISPLAY

Type

Super AMOLED, 430 nits (typ), 750 nits (peak)

AMOLED, HDR10+, 800 nits (typ), 1300 nits (HBM), 3000 nits (peak)

Refresh Rate

90 Hz

120 Hz

Size

Screen Size: 6.43

Surface Area: 99.8 cm²

Screen To Body Ratio: 85.5%

Screen Size: 6.77

Surface Area: 111.5 cm²

Screen To Body Ratio: 88%

Color

1B colors

Resolution

1080 x 2400 pixels, 20:9 ratio

1080 x 2392 pixels

Pixel Density

409 ppi

387 ppi

Protection

Front Protection: Panda Glass

Other

Ultra HDR image support

BODY

Dimensions

Height: 159.1 mm (6.26 inch)

Width: 73.4 mm (2.89 inch)

Depth: 7.9 mm (0.31 inch)

Height: 163.5 mm (6.44 inch)

Width: 77.5 mm (3.05 inch)

Depth: 8.4 mm (0.33 inch)

Weight

172g (6.07 oz)

201g (7.09 oz)

Build

Glass front (Panda Glass), glass back, plastic frame

SIM

Dual SIM (Nano-SIM, dual stand-by)

Nano-SIM + Nano-SIM

Resistance

IP64 Dust tight and water resistant (water splashes)

Notification Light

3 LED light strips on the back (notifications, camera fill light, 26 addressable zones)

MAIN CAMERA

Rear Camera

Triple Camera:

➤ 64 MP, f/1.7, (wide), PDAF
➤ 8 MP, f/2.2, (ultrawide)
➤ 2 MP, f/2.4, (macro)

Triple Camera:

➤ 50 MP, f/1.9, 24mm (wide), 1/1.57", 1.0µm, dual pixel PDAF, OIS
➤ 50 MP, f/2.0, 50mm (telephoto), 1/2.74", 0.64µm, PDAF (25cm - ∞) ,2x optical zoom
➤ 8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm

Features

LED flash, HDR, panorama

LED flash, panorama, HDR

Video

4K@30fps, 1080p@30/60/120fps, gyro-EIS

4K@30fps, 1080p@30/60/120fpsgyro-EIS, OIS

SELFIE CAMERA

Single

32 MP, f/2.4, (wide)

32 MP, f/2.2, 22mm (wide), 1/3.44"

Video

1080p@30fps

SOFTWARE & HARDWARE

Current Version: Android 11

Custom UI: ColorOS 11.1

Current Version: Android 15

Upgradable To: up to 3 major Android upgrades

Custom UI: Nothing OS 3.1

Chipset

Processor: Qualcomm SM7250-AC Snapdragon 768G 5G (7 nm)

Processor: Qualcomm SM7635 Snapdragon 7s Gen 3

CPU

Octa-core (1x2.8 GHz Kryo 475 Prime & 1x2.4 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)

Octa-core (1x2.5 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520)

GPU

Adreno 620

Adreno 710 (940 MHz)

BATTERY

Type

Li-Po

Capacity

4300 mAh

5000 mAh

Removable

Charging

65W wired 100% in 35 min (advertised)

50W wired50% in 19 min, 100% in 56 min

STORAGE

Internal Memory

128GB 8GB RAM, 256GB 8GB RAM

128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM

Card slot

CONNECTIVITY

WLAN

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct

Bluetooth

5.0, LE, A2DP, aptX HD

5.4, LE, A2DP

Positioning

GPS, GLONASS, GALILEO, BDS, QZSS

GPS, GALILEO, GLONASS, BDS, QZSS

NFC

Yes

Radio

USB

USB Type-C 2.0, OTG

SOUND

Loudspeaker

Yes

Yes, with stereo speakers

Sound jack

Yes, 3.5

SENSORS

Features

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, Circle to Search

MISCELLANEOUS

Colors

Black, Aurora

Black, White, Blue

Models

PEXM00

A059

Which Mobile Phone is Better: Oppo K9 or Nothing phone (3a) ?

Have a look at the benefits of this Oppo K9 and Nothing phone (3a) given by our tech specs.

Pros of Oppo K9

Supports 1x higher resolution (64MP vs 50MP), offering incredible photo clarity and detail.

Pros of Nothing phone (3a)

Supports 14% higher battery capacity (5000mAh vs 4300mAh), offering longer usage without frequent recharging.
This Device provides a more immersive experience with its bigger display, perfect for multitasking and entertainment
Offers 33% more RAM (12GB vs 8GB), providing smoother multitasking and better performance.

Disclaimer: Information here may not be 100% accurate; please verify specs and prices on the retailer's website before buying.