TT685 II TTL Speedlitevs A1

GearFrame · Updated March 2026

Godox TT685 II TTL Speedlite Godox TT685 II TTL Speedlite Starting from £89 new Best for Portrait, wedding & event photography View TT685 II TTL Speedlite
VS
Sony A1 Sony A1 (2021) Starting from £5999 new Best for Professional sport, wildlife, portrait & hybrid shooting View A1

GearScore™ Verdict — Which should you buy?

Portrait, Wedding & Event Photography — TT685 II TTL Speedlite: The best value TTL speedlite available. Full TTL, HSS and Godox X wireless at £89 — works seamlessly alongside a V1 Pro as a slave unit. The standard choice for reliable flash without overspending.

Professional Sport, Wildlife, Portrait & Hybrid Shooting — A1 (2021): 50MP, 30fps, 8K — the Sony A1 is the most complete professional camera ever made.

↓ Full specifications below

TT685 II TTL Speedlite

  • Portrait photographers who want a second flash for two-light setups
  • Wedding photographers who need a reliable backup speedlite
  • Photographers new to flash who want TTL simplicity
  • Anyone adding a second Godox light to an existing V1 Pro system

A1 (2021)

  • Professional photographers who need resolution and speed without compromise
  • Sports and wildlife photographers demanding the absolute fastest Sony
  • Studio and fashion photographers who also shoot sport or events
  • A9 III or A7R V owners who want a single body that does everything

Quick take: The tt685 ii ttl speedlite is the most affordable; only the a1 is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification TT685 II TTL SpeedliteA1 (2021)
Price £89 £5,999
Sensor 50.1MP Full-Frame Stacked BSI CMOS Exmor RS
Resolution 50.1MP
Video 8K/30p, 4K/120p, 1080p/240p
Autofocus Real-time Tracking, AI subject recognition — 759 phase-detect points
Stabilisation IBIS — up to 5.5 stops
Burst Rate 30fps electronic with full AF/AE
Battery Life ~430 shots (CIPA)
Weight 420g (with batteries) 737g (with battery)
Dimensions Standard speedlite form factor 128.9 × 96.9 × 80.8mm
Weather Sealed No Yes
Viewfinder EVF, 9.44M dots, 0.90× magnification, 240fps
Screen 3.0" fully tilting touchscreen
Mount Sony FE mount (full-frame E-mount)
Memory Cards Dual CFexpress Type A / SD UHS-II
Connectivity 2.4GHz Godox X wireless system (TTL, HSS, remote control) USB-C, Wi-Fi 5GHz, Bluetooth, Ethernet, HDMI
Genre TT685 II TTL SpeedliteA1
Sports
9.0
Portrait
9.0
Wildlife
9.0
Vlogging & Video
9.0
Landscape
9.0
Wedding
9.0
⚡ Compare specs side by side TT685 II TTL Speedlite prices → A1 prices →

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