Hardware Spec Index

Kestrix LX-3639 Ultra 13.3" 2-in-1 Laptop

Laptops · Kestrix · SKU LX3639-ULTRA · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index13,381 (Laptops scale)
Category rank#17,970
Street price$1,199
Power100 W (charger)
Performance per dollar11.16
Released2021

Specifications

BrandKestrix
ModelKestrix LX-3639 Ultra
Class2-in-1
Processor10-core mobile CPU, up to 4.9 GHz
GraphicsIntegrated graphics
NPUNone
Memory32 GB LPDDR4X-4266 (soldered)
Storage1 TB PCIe 4.0 NVMe (M.2 2280)
Display13.3" 1920×1080 60 Hz IPS
Battery65 Wh
Weight1.27 kg
Ports2× Thunderbolt 4 / USB4 (40Gbps), 1× USB-A 10Gbps, HDMI 2.1
WirelessWi-Fi 6E + Bluetooth 5.3
Charger100 W USB-C PD

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Cite this page: Hardware Spec Index, “Kestrix LX-3639 Ultra 13.3" 2-in-1 Laptop”, https://vextor7.com/item/4676918 (accessed 2026-10-26).