Infinix Zero Book Ultra vs Infinix INBook Y4 Max
Intel Core i9-12900H against Intel Core i7-1355U, 15.6-inch vs 16-inch screens, 1.8 vs 1.78 kg. Every spec side by side.


Size and weight
Drawn to the same scale. Base configuration.
Price and overview | ||
| Specification | Zero Book Ultra ![]() | INBook Y4 Max ![]() |
|---|---|---|
| Starting Price (India) | ₹79,990 | ₹33,990 |
| Starting Configuration | 16 GB, 512 GB | Core i3, 16 GB, 512 GB |
| Top Price (India) | ₹84,990 (32 GB, 1 TB) | ₹49,990 |
| Announced | January 2023 | January 2024 |
| Operating System | Windows 11 Home | Windows 11 Home |
| Model Numbers | No info | YL613 |
Design | ||
| Dimensions | 323.3 x 211.1 x 16.95 mm | 357.3 x 248.8 x 17.95 mm |
| Thickness | 16.95 mm | 17.95 mm |
| Weight | 1.8 kg | 1.78 kg |
| Body Material | Full metal (Widmanstatten finish) | Brushed aluminium alloy |
| Colours | Mecha Silver | Blue, Silver |
Display | ||
| Size | 15.6-inch | 16-inch |
| Resolution | 1920 x 1080 (141 ppi) | 1920 x 1200 (142 ppi) |
| Panel Type | IPS LCD | LCD |
| Refresh Rate | 60 Hz | 60 Hz |
| Brightness | 400 nits (peak) | 300 nits |
| Colour Gamut | 100% sRGB | 83% sRGB |
| Touchscreen | No | No |
Performance | ||
| Processor Options | Intel Core i9-12900H | Intel Core i3-1315U / Core i5-1335U / Core i7-1355U (13th Gen U-series) |
| Top Processor | Intel Core i9-12900H, 14-core (6P + 8E) | Intel Core i7-1355U, 10-core (2P + 8E), 12 threads, up to 5.0 GHz |
| Graphics | Intel Iris Xe Graphics (96 EU) | Intel Iris Xe Graphics (Intel UHD Graphics on Core i3) |
| NPU | None | None |
| RAM Options | 16 GB / 32 GB | 16 GB |
| RAM Type | LPDDR5 | LPDDR4X |
| Soldered RAM | Not published by Infinix | Yes |
| Storage Options | 512 GB / 1 TB | 512 GB |
| Storage Type | PCIe 4.0 NVMe SSD | PCIe 3.0 NVMe SSD |
Battery and charging | ||
| Battery | 70 Wh | 70 Wh |
| Battery Life | Up to 13 hours | Up to 8.5 hours |
| Battery Life (Video) | Up to 13 hours (1080p local) | Up to 8.5 hours (FHD) |
| Charger | 96W USB-C Hyper Charger (India); 100W USB-C adapter listed globally | 65W USB-C |
Ports and wireless | ||
| USB-C | 1x USB-C (data, charging, DisplayPort), 1x USB-C (data) | 1x USB-C |
| USB-A | 2x USB-A 3.0 | 2x USB-A 3.0 |
| HDMI | HDMI 1.4 | HDMI 1.4 |
| SD Card Slot | SD card slot | microSD card slot |
| Headphone Jack | 3.5 mm headset jack | 3.5 mm audio jack |
| Charging Port | USB-C | USB-C |
| Wi-Fi | Wi-Fi 6E (2x2, tri-band) | Wi-Fi 6 |
| Bluetooth | Bluetooth 5.2 | Bluetooth 5.2 |
Extras | ||
| Webcam | 1080p | 1080p |
| Webcam Features | AI BeautyCam (MIPI) | Dual LED flash |
| Speakers | 4 speakers | 2 speakers |
| Speaker Power | 2 x 1W + 2 x 2W | 2 x 2W |
| Microphones | 2, AI noise cancellation | AI noise cancellation |
| Audio Tuning | DTS | Not published by Infinix |
| Keyboard Backlight | Yes | Yes |
| Numeric Keypad | Not published by Infinix | Yes |
| Security | Fingerprint reader | No info |
| Notable Features | 3-mode OVERBOOST switch (up to 54W CPU), Ice Storm 2.0 dual-fan cooling, rear light on hinge | Ice Storm cooling, Infinix PC Connection file sharing, 65W USB-C fast charging |