Browser measurement
Preparing your browser measurement
Results will appear here after the first run is saved.
Compare reference
Browser
Display
Canvas
WebGL
WebGPU
Audio
media
Video
WebRTC
Fonts
DOM
CSS
SVG
JavaScript
Binary
WebAssembly
Realms
Compute
Timing
network
speech
crypto
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Browser · Navigator claims
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Browser · Reported hardware
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Browser · Language preferences
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Browser · Locale and timezone
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Browser · Client hints
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Browser · High entropy hints
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Browser · API presence
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Browser · Plugin metadata
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Browser · Plugin object semantics
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Browser · Language model availability
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Browser · Additional browser claims
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Browser · Platform authenticator availability
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Browser · Policy and permission observations
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Browser · Browser property surface
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Display · Screen geometry
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Display · Viewport geometry
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Display · Touch support
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Display · Media queries
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Display · Media query thresholds
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Display · Touch event construction
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Canvas · Canvas raster
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Canvas · Canvas rendering
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Canvas · Canvas challenge consistency
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Canvas · Canvas encoding
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Canvas · Canvas transfer consistency
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WebGL · WebGL triangle
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WebGL · WebGL capabilities
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WebGL · WebGL arithmetic
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WebGL · Compressed texture response
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WebGL · Framebuffer response
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WebGL · Mipmap response
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WebGL · Sample coverage response
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WebGL · WebGL state consistency
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WebGL · Translated shaders
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WebGPU · WebGPU capabilities
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WebGPU · WebGPU compute
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WebGPU · GPU contention
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WebGPU · WebGPU rendering
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WebGPU · WebGPU sampling
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Audio · Biquad filter response
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Audio · Offline audio rendering
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Audio · Audio latency hints
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Audio · Audio cancellation response
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Audio · Audio decoding
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Audio · Direct audio convolution
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Audio · Audio encoder configuration
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Audio · Audio encoding response
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Audio · Audio oversampling
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media · Codec capabilities
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media · Media decoding capabilities
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media · Encrypted media capabilities
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media · Video encoding
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media · Image decoding
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media · Media recording
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Video · Video frames
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Video · Decoder response
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Video · Video codec realization
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Video · Video color conversion
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WebRTC · Synthetic media loopback
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WebRTC · WebRTC offer preferences
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Fonts · Font fallback response
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Fonts · Text metrics
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Fonts · Owned font shaping
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Fonts · Font fallback differentials
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Fonts · Font format routing
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Fonts · Hyphenation response
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Fonts · Local font resolution
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DOM · DOM geometry
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DOM · XML serialization
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DOM · Editing selection behavior
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DOM · Native form values
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DOM · Layout differentials
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CSS · CSS system rendering
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CSS · CSS arithmetic
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CSS · CSS color paths
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CSS · CSS property behavior
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SVG · SVG transforms
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SVG · SVG filter response
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SVG · SVG path response
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JavaScript · Math numeric outputs
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JavaScript · Intl formats
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JavaScript · URL normalization
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JavaScript · Object semantics
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JavaScript · Intl controls
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JavaScript · Typed array conversions
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JavaScript · Native binding order
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JavaScript · Error getter access
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JavaScript · Error allocation response
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JavaScript · Console response
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JavaScript · Console observation callbacks
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JavaScript · Function continuity
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JavaScript · Intl data behavior
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JavaScript · Keyboard modifier semantics
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JavaScript · Console formatter callbacks
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Binary · Float32 representation
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Binary · Native newlines
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Binary · Gzip encoding
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Binary · Float16 conversions
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WebAssembly · Wasm execution
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WebAssembly · Wasm relaxed instructions
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WebAssembly · Wasm execution checkpoints
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Realms · Realm lifecycle
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Realms · Cross-realm consistency
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Realms · Detailed realm observations
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Compute · Known-work scaling
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Compute · Memory response
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Timing · Scheduling response
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Timing · Continuation response
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Timing · Worker startup
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network · Network context
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speech · Speech voice inventory
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crypto · Cryptographic key admission
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WebGL · Viewport execution
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Audio · Audio buffer semantics
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Realms · Worker message delivery
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WebGL · Readback destination layout
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WebGL · Blending response
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Audio · AudioData layout and ownership
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WebGL · Transform feedback consistency
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Audio · Executed channel mixing
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Audio · Audio parameter automation
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Audio · Audio analyser response
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Audio · Recursive audio filter response
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WebGPU · Texture view interpretation
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