Screen size
Pixel 9aWinner: 6.3"+78%
Pixel Watch 41.4"
Quick verdict
Pixel 9a leads the measured specs 16-3.
Measured wins
Pixel 9a
16
spec wins
Overall winner
Ties
4
equal specs
Pixel Watch 4
3
spec wins
Screen size
Technology
Pixel 9a
GSM / HSPA / LTE / 5G
Pixel Watch 4
GSM / HSPA / LTE
2G bands
Pixel 9a
GSM 850 / 900 / 1800 / 1900
Pixel Watch 4
GSM 850 / 900 / 1800 / 1900
3G bands
Pixel 9a
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
Pixel Watch 4
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Pixel 9a
1, 2, 3, 4, 5, 7, 8, 12, 14, 17, 18, 19, 20, 21, 26, 28, 32, 38, 39, 40, 41, 42, 66, 75 - International, 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 71 - USA
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
USB
5G support
NFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Pixel Watch 4
LTE
5G bands
Pixel 9a
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 66, 75, 77, 78, 79 SA/NSA/Sub6 - International, 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 70, 71, 77, 78 SA/NSA/Sub6 - USA
Pixel Watch 4
-
Speed
Pixel 9a
HSPA, LTE, 5G
Pixel Watch 4
HSPA, LTE
Announced
Pixel 9a
2025, March 19
Pixel Watch 4
2025, August 20
Status
Pixel 9a
Available. Released 2025, April 10
Pixel Watch 4
Available. Released 2025, October 09
Dimensions
Pixel 9a
154.7 x 73.3 x 8.9 mm (6.09 x 2.89 x 0.35 in)
Pixel Watch 4
45 x 45 x 12.3 mm (1.77 x 1.77 x 0.48 in)
Weight
Pixel 9a
186 g (6.56 oz)
Pixel Watch 4
31 g or 37 g (1.09 oz)
Build
Pixel 9a
Glass front (Gorilla Glass 3), aluminum frame, plastic back
Pixel Watch 4
Glass front (Gorilla Glass 5), aluminum frame
SIM
Pixel 9a
Nano-SIM + eSIM
Pixel Watch 4
eSIM
Other
Pixel 9a
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Pixel Watch 4
IP68 dust tight and water resistant (immersible up to 50m/5ATM) ECG certified
Type
Pixel 9a
P-OLED, HDR, 120Hz, 1800 nits (HBM), 2700 nits (peak)
Pixel Watch 4
LTPO AMOLED, 3000 nits (peak)
Size
Pixel 9a
6.3 inches, 94.7 cm2 (~83.5% screen-to-body ratio)
Pixel Watch 4
1.4 inches
Resolution
Pixel 9a
1080 x 2424 pixels, 20:9 ratio (~422 ppi density)
Pixel Watch 4
456 x 456 pixels (~320 ppi density)
Protection
Pixel 9a
Corning Gorilla Glass 3, Mohs level 4
Pixel Watch 4
Corning Gorilla Glass 5
OS
Pixel 9a
Android 15, upgradable to Android 16, up to 7 major Android upgrades
Pixel Watch 4
Android Wear OS 6
Chipset
Pixel 9a
Google Tensor G4 (4 nm)
Pixel Watch 4
Qualcomm Snapdragon W5 Gen 2 (4 nm)
CPU
Pixel 9a
Octa-core (1x3.1 GHz Cortex-X4 & 3x2.6 GHz Cortex-A720 & 4x1.9 GHz Cortex-A520)
Pixel Watch 4
Quad-core (4x1.7 GHz Cortex-A53)
GPU
Pixel 9a
Mali-G715 MP7
Pixel Watch 4
Adreno A702
Card slot
Pixel 9a
No
Pixel Watch 4
No
Internal
Pixel 9a
128GB 8GB RAM, 256GB 8GB RAM
Pixel Watch 4
32GB 2GB RAM
Other
Pixel 9a
UFS 3.1
Pixel Watch 4
eMMC
Dual
Pixel 9a
48 MP, f/1.7, 25mm (wide), 1/2.0", 0.8µm, dual pixel PDAF, OIS 13 MP, f/2.2, 120˚ (ultrawide), 1/3.1", 1.12µm
Pixel Watch 4
-
Features
Pixel 9a
Dual-LED flash, Pixel Shift, Ultra HDR, panorama, Best Take
Pixel Watch 4
-
Video
Pixel 9a
4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, OIS
Pixel Watch 4
-
Single
Pixel 9a
13 MP, f/2.2, 20mm (ultrawide), 1/3.1", 1.12µm
Pixel Watch 4
-
Features
Pixel 9a
HDR, panorama
Pixel Watch 4
-
Video
Pixel 9a
4K@30fps, 1080p@30fps
Pixel Watch 4
-
Loudspeaker
Pixel 9a
Yes, with stereo speakers
Pixel Watch 4
Yes
3.5mm jack
Pixel 9a
No
Pixel Watch 4
No
WLAN
Pixel 9a
Wi-Fi 802.11 a/b/g/n/ac/6e, dual/tri-band (market/region dependent)
Pixel Watch 4
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
Pixel 9a
5.3, A2DP, LE
Pixel Watch 4
6.0, A2DP
Positioning
Pixel 9a
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS, NavIC
Pixel Watch 4
GPS (L1+L5), GLONASS, GALILEO (E1+E5a)
NFC
Pixel 9a
Yes
Pixel Watch 4
Yes
Radio
Pixel 9a
No
Pixel Watch 4
No
USB
Pixel 9a
USB Type-C 3.2
Pixel Watch 4
No
Sensors
Pixel 9a
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer
Pixel Watch 4
Accelerometer, gyro, heart rate, altimeter, compass, SpO2, thermometer (skin temperature), skin conductance
Other
Pixel 9a
-
Pixel Watch 4
Satellite SOS service (LTE models only) Ultra Wideband (UWB) support
Type
Pixel 9a
Li-Po 5100 mAh
Pixel Watch 4
Li-Ion 455 mAh
Charging
Pixel 9a
23W wired, PD3.0 7.5W wireless Bypass charging
Pixel Watch 4
Wired, 50% in 15 min, 80% in 30 min, 100% in 60 min - 45mm model Wired, 50% in 15 min, 80% in 25 min, 100% in 45 min - 41mm model
Colors
Pixel 9a
Obsidian, Porcelain, Iris, Peony
Pixel Watch 4
Matte Black, Polished Silver, Champagne Gold, Satin Moonstone
Models
Pixel 9a
GXQ96, GTF7P, G3Y12
Pixel Watch 4
-
SAR EU
Pixel 9a
0.99 W/kg (head) 1.39 W/kg (body)
Pixel Watch 4
-
Price
Pixel 9a
$ 299.94 / C$ 499.00 / £ 317.00 / € 368.00 / ₹ 38,380
Pixel Watch 4
$ 399.99 / € 319.99
Other
Pixel 9a
-
Pixel Watch 4
No