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vivo iQOO Z11x vs vivo Y31d

vivo iQOO Z11x wins overall, edging out the Y31d thanks to a slightly larger 6.76" display and a lower price of ₱12,297 versus ₱12,999, while all other key specs are tied.

Winner for most people: vivo iQOO Z11x

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Spec vivo iQOO Z11x vivo Y31d
Display 6.76" IPS LCD, 120Hz, 1200 nits (HBM) 6.75" IPS LCD, 120Hz, 1250 nits (HBM), 720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
Processor Mediatek Dimensity 7400 Turbo (4 nm) (Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)) Qualcomm Snapdragon 6s 4G Gen 2 (Octa-core (4x2.9 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53))
GPU Mali-G615 MC2 Adreno
RAM 6GB RAM, 8GB RAM 6GB RAM, 8GB RAM
Storage 128GB, 256GB 128GB, 256GB
Main Camera 50 MP (wide), 1/2.93", PDAF; Auxiliary lens Main: 50 MP, f/2.0, (wide), PDAF Auxiliary lens | Selfie: 8 MP, f/2.1, (wide)
Battery Si/C Li-Ion 7200 mAh Si/C Li-Ion 7200 mAh
Operating System Android 16, OriginOS 6 Android 16, OriginOS 6
Connectivity Wi-Fi 802.11 a/b/g/n/ac, dual-band; Bluetooth 5.4, A2DP, LE; GPS, GALILEO, GLONASS, BDS, QZSS; USB Type-C 2.0, OTG Wi-Fi 802.11 a/b/g/n/ac, dual-band; Bluetooth 5.1, A2DP, LE; GPS, GALILEO, GLONASS, BDS, QZSS; USB Type-C 2.0, OTG; No NFC; No radio
Dimensions 219g, 8.4mm thickness 8.4mm thickness
Weight 219g 219g
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Features Fingerprint (side-mounted), accelerometer, gyro, proximity, compass; IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) IP68/IP69 dust/water resistant (high pressure water jets; immersible up to 1.5m for 30 min); Fingerprint (side-mounted), accelerometer, gyro, proximity, compass; Glass front, plastic frame, plastic back
Price ₱12,297 ₱12,999

Which should you buy?

Buy the iQOO Z11x if you want the best value and a marginally bigger screen for the same money; the Y31d is suitable for those who don’t mind paying a bit more for an identical feature set.

Frequently asked questions

Is the vivo iQOO Z11x worth it over the vivo Y31d?

Yes, because it offers the same memory, storage, battery and camera specs as the Y31d but comes at a lower price and has a slightly larger display.

Which has the better camera?

Both devices have identical main camera setups (50 MP wide with PDAF and auxiliary lens) and selfie cameras, so neither is better.

Which has the longer battery life?

Both smartphones share the same 7200 mAh Si/C Li‑Ion battery, so battery life is equal.

Which is better value for money?

The iQOO Z11x provides better value because it matches the Y31d in all core specs while costing less.