Hardware Spec Index

Kestrix LX-1857 Ultra 14" Ultrabook Laptop

Laptops · Kestrix · SKU LX1857-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index21,961 (Laptops scale)
Category rank#30,978
Street price$2,549
Power100 W (charger)
Performance per dollar8.62
Released2021

Specifications

BrandKestrix
ModelKestrix LX-1857 Ultra
ClassUltrabook
Processor10-core mobile CPU, up to 5.1 GHz
GraphicsIntegrated graphics
NPUNone
Memory32 GB LPDDR4X-4266 (soldered)
Storage4 TB PCIe 4.0 NVMe (M.2 2230)
Display14" 2560×1600 90 Hz IPS
Battery50 Wh
Weight1.45 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-1857 Ultra 14" Ultrabook Laptop”, https://vextor7.com/item/8522927 (accessed 2026-10-21).