Hardware Spec Index

Kestrix LX-3991 Prime 13.3" 2-in-1 Laptop

Laptops · Kestrix · SKU LX3991-PRIME · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index11,142 (Laptops scale)
Category rank#11,165
Street price$819
Power100 W (charger)
Performance per dollar13.60
Released2025

Specifications

BrandKestrix
ModelKestrix LX-3991 Prime
Class2-in-1
Processor8-core mobile CPU, up to 4.8 GHz
GraphicsIntegrated graphics
NPU48 TOPS
Memory32 GB LPDDR5X-8533 (soldered)
Storage512 GB PCIe 4.0 NVMe (M.2 2280)
Display13.3" 1920×1200 60 Hz IPS
Battery50 Wh
Weight1.21 kg
Ports2× Thunderbolt 4 / USB4 (40Gbps), 1× USB-A 10Gbps, HDMI 2.1
WirelessWi-Fi 7 (2×2, 320 MHz) + Bluetooth 5.4
Charger100 W USB-C PD

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Cite this page: Hardware Spec Index, “Kestrix LX-3991 Prime 13.3" 2-in-1 Laptop”, https://vextor7.com/item/13353 (accessed 2026-10-19).