Screen size
Redmi A7Winner: 6.9"+79%
Watch S1 Pro1.5"
Quick verdict
Redmi A7 leads the measured specs 15-4.
Measured wins
Redmi A7
15
spec wins
Overall winner
Ties
2
equal specs
Watch S1 Pro
4
spec wins
Screen size
Technology
Redmi A7
GSM / HSPA / LTE
Watch S1 Pro
No cellular connectivity
2G bands
Redmi A7
GSM 850 / 900 / 1800 / 1900
Watch S1 Pro
N/A
3G bands
Redmi A7
HSDPA 850 / 900 / 2100
Watch S1 Pro
N/A
4G bands
Redmi A7
1, 3, 5, 8, 28, 40, 41
Resolution
Refresh rate
Peak brightness
equal specsPixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
SD card
Stereo speakers
Watch S1 Pro
N/A
Speed
Redmi A7
HSPA, LTE
Watch S1 Pro
No
GPRS
Redmi A7
-
Watch S1 Pro
No
EDGE
Redmi A7
-
Watch S1 Pro
No
Announced
Redmi A7
2026, April 21
Watch S1 Pro
2022, August 12
Status
Redmi A7
Available. Released 2026, April 24
Watch S1 Pro
Available. Released 2022, August 12
Dimensions
Redmi A7
171.8 x 79.8 x 8.3 mm (6.76 x 3.14 x 0.33 in)
Watch S1 Pro
46 x 46 x 11.3 mm (1.81 x 1.81 x 0.44 in)
Weight
Redmi A7
193 g (6.81 oz)
Watch S1 Pro
48.5 g (1.73 oz)
SIM
Redmi A7
Nano-SIM + Nano-SIM
Watch S1 Pro
No
Other
Redmi A7
Dust and splash resistant
Watch S1 Pro
Waterproof (5ATM)
Build
Redmi A7
-
Watch S1 Pro
Sapphire crystal front, stainless steel frame, sapphire crystal (heart rate zone), plastic back
Type
Redmi A7
IPS LCD, 120Hz, 600 nits (peak)
Watch S1 Pro
AMOLED, 600 nits (typ)
Size
Redmi A7
6.88 inches, 112.4 cm2 (~82.0% screen-to-body ratio)
Watch S1 Pro
1.47 inches
Resolution
Redmi A7
720 x 1640 pixels (~260 ppi density)
Watch S1 Pro
480 x 480 pixels (~462 ppi density)
OS
Redmi A7
Android 15, up to 2 major Android upgrades
Watch S1 Pro
MIUI Watch OS
Chipset
Redmi A7
Unisoc T7250 (12 nm)
Watch S1 Pro
-
CPU
Redmi A7
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Watch S1 Pro
-
GPU
Redmi A7
Mali-G57 MP1
Watch S1 Pro
-
Card slot
Redmi A7
microSDXC (dedicated slot)
Watch S1 Pro
No
Internal
Redmi A7
64GB 3GB RAM
Watch S1 Pro
Unspecified storage
Single
Redmi A7
13 MP, f/2.2, (wide)
Watch S1 Pro
-
Features
Redmi A7
LED flash, HDR
Watch S1 Pro
-
Video
Redmi A7
1080p@30fps
Watch S1 Pro
-
Single
Redmi A7
8 MP, f/2.0, (wide)
Watch S1 Pro
-
Features
Redmi A7
HDR
Watch S1 Pro
-
Video
Redmi A7
1080p@30fps
Watch S1 Pro
-
Loudspeaker
Redmi A7
Yes
Watch S1 Pro
Yes
3.5mm jack
Redmi A7
Yes
Watch S1 Pro
No
WLAN
Redmi A7
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Watch S1 Pro
Wi-Fi 802.11 b/g/n (China only)
Bluetooth
Redmi A7
5.2, A2DP, LE
Watch S1 Pro
5.2, A2DP, LE
Positioning
Redmi A7
GPS, GALILEO, GLONASS
Watch S1 Pro
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
NFC
Redmi A7
No
Watch S1 Pro
Yes
Radio
Redmi A7
FM radio
Watch S1 Pro
No
USB
Redmi A7
USB Type-C 2.0, OTG
Watch S1 Pro
No
Sensors
Redmi A7
Fingerprint (side-mounted), accelerometer, compass
Watch S1 Pro
Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (body temperature)
Other
Redmi A7
Virtual proximity sensing
Watch S1 Pro
-
Type
Redmi A7
5200 mAh
Watch S1 Pro
Li-Po 500 mAh
Charging
Redmi A7
15W wired 7.5W reverse wired
Watch S1 Pro
Wireless, 100% in 85 min
Colors
Redmi A7
Black, Sky Blue
Watch S1 Pro
Black, Silver
Price
Redmi A7
₹ 10,499
Watch S1 Pro
About 220 EUR
Models
Redmi A7
-
Watch S1 Pro
M2135W1, M2134W1
Other
Redmi A7
-
Watch S1 Pro
No