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Oppo Watch 2
Oppo Oppo Watch 2
1.4
Price TBA
View Details
Oppo Oppo Reno4 Z 5G
2.6
Price TBA
View Details
★ Our Pick

Our Verdict

Analysis

Oppo Reno4 Z 5G has the bigger display.

Overall Winner
Oppo Reno4 Z 5G
Display Winner
Oppo Reno4 Z 5G
Performance Winner
Tie
Camera Winner
Tie
Battery Winner
Tie
Value Winner
Tie

Specifications Comparison

Feature Oppo Watch 2 Oppo Reno4 Z 5G
Display size (in) 1.91 6.57
Weight (g) 35 184
Thickness (mm) 11.60 8.10
Chipset Qualcomm Snapdragon Wear 4100 (12 nm) Mediatek Dimensity 800 (7 nm)
OS Android Wear OS - InternationalColorOS Watch 2.0 - China Android 10, upgradable to Android 11, ColorOS 11.1

Every Spec, Side by Side

Specification
Oppo
Oppo Watch 2
Oppo
Oppo Reno4 Z 5G
Battery 2 specs
Type
Li-Ion 510 mAh
Li-Po 4000 mAh
Charging
18W wired
Body 5 specs
Dimensions
46.4 x 38.5 x 11.6 mm (1.83 x 1.52 x 0.46 in)
163.8 x 75.5 x 8.1 mm (6.45 x 2.97 x 0.32 in)
Weight
35 g (46mm) / 31 g (42mm) (1.09 oz)
184 g (6.49 oz)
Build
Glass front, aluminum frame
SIM
eSIM (market/region dependent)
Nano-SIM + Nano-SIM
 
5ATM water resistant
Camera 1 spec
 
No
Connectivity 6 specs
WLAN
Wi-Fi 802.11 b/g/n
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
5.1, A2DP, LE, aptX HD
Positioning
GPS, GLONASS, GALILEO, BDS
GPS, GLONASS, GALILEO, BDS, QZSS
NFC
Yes
Yes
Radio
No
No
USB
No
USB Type-C 2.0, OTG
Display 4 specs
Type
AMOLED
IPS LCD, 120Hz, 480 nits (typ)
Size
1.91 inches
6.57 inches, 104.2 cm2 (~84.3% screen-to-body ratio)
Resolution
402 x 476 pixels (~326 ppi density)
1080 x 2400 pixels, 20:9 ratio (~401 ppi density)
Protection
Corning Gorilla Glass 3+
Features 1 spec
Sensors
Accelerometer, gyro, heart rate, compass, barometer, SpO2
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Launch 2 specs
Announced
2021, July 27
2020, September 29. Released 2020, October 15
Status
Available. Released 2021, July 27
Discontinued
Memory 3 specs
Card slot
No
No
Internal
8GB 1GB RAM
128GB 8GB RAM, 256GB 12GB RAM
 
eMMC 4.5
UFS 2.1
Misc 3 specs
Colors
Star Blue, Platinum Black, Rose Gold
Ink Black, Dew White
Models
OW20W2
CPH2065
Price
About 170 EUR
About 260 EUR
Network 6 specs
Technology
HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
N/A
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 3, 5, 8, 34, 38, 39, 40, 41 - China
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66
Speed
HSPA, LTE
HSPA, LTE, 5G 3.5 Gbps DL
5G bands
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA
Platform 4 specs
OS
Android Wear OS - InternationalColorOS Watch 2.0 - China
Android 10, upgradable to Android 11, ColorOS 11.1
Chipset
Qualcomm Snapdragon Wear 4100 (12 nm)
Mediatek Dimensity 800 (7 nm)
CPU
Quad-core 1.7 GHz Cortex-A53
Octa-core (4x2.0 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55)
GPU
Adreno 504
Mali-G57 MC4
Sound 3 specs
Loudspeaker
Yes
Yes
3.5mm jack
No
Yes
 
24-bit/192kHz Hi-Res audio
Main Camera 3 specs
Quad
48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm Auxiliary lens
Features
LED flash, HDR, panorama
Video
4K@30fps, 1080p@30fps, gyro-EIS
Our Tests 5 specs
Camera
Photo / Video
Loudspeaker
-28.1 LUFS (Average)
Battery (old)
Endurance rating 78h
Performance
AnTuTu: 295562 (v8) GeekBench: 2196 (v5.1) GFXBench: 16fps (ES 3.1 onscreen)
Display
1284:1 contrast ratio, 398 nits max brightness (measured)
Selfie Camera 3 specs
Dual
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm 2 MP, f/2.4, (depth)
Features
HDR
Video
1080p@30fps

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Common Questions

Which phone is the best in this comparison?

Oppo Reno4 Z 5G has the bigger display.

How are the comparison winners decided?

We compare measurable specs (display size, battery capacity, RAM, charging, weight) and price (USD). When two phones tie or data is missing we mark the category "Depends".

Which is more affordable?

The cheaper option is shown as the value winner above. Prices are USD and may vary by region or retailer.