Microsoft Copilot for Windows vs Unreal Speech

Comparing the features of Microsoft Copilot for Windows to Unreal Speech

Feature
Microsoft Copilot for Windows
Unreal Speech

Capability Features

Asynchronous Requests
Automatic Conversation End
Chime Notification
Copilot Voice Floating UI
Copilot Wake Word
Dashboard Access
Feedback Mechanism
Hands-Free Voice Activation
Manual Conversation End
Max Audio Duration
10 hours
Max Monthly Characters
7000000000
Mic Usage Indicator
On-Device Wake Word Detection
Per-sentence Timestamps
Per-word Timestamps
Production Ready Infrastructure
Streaming Endpoint
Streaming Latency
0.3s
Supported Audio Codecs
libmp3lamepcm_mulaw
Supported Bitrates
320k256k192k128k96k64k48k32k16k
Supported Language List
US EnglishUK EnglishMandarin ChineseHindiSpanishPortugueseJapaneseFrenchItalian
Supported Voices
48
Synchronous Requests
Text-to-Speech API
/stream/speech/synthesisTasks/streamWithTimestamps
Uptime SLA
99.9%
Usage Commercial Rights
Voice Parameter Control
SpeedPitch
WebSocket Streaming

Integration Features

API Documentation
API Integration
PythonNode.jsReact NativeBash
Microsoft Store Update
Sign In Methods
GoogleEmail
Supported Export Formats
MP3PCM µ-law

Limitation Features

Attribution Requirement
Free plan requires attribution
Feature Not Default
Internet Required for Voice Responses
Max Characters /speech
3000
Max Characters /stream
1000
Max Characters /synthesisTasks
500000
No Local Audio Storage
Requires PC Unlocked
Version Requirement
1.25051.10.0 or higher
Voice Cloning
Wake Word Only in English
English only
Windows Insider Availability
Insiders only

Other Features

Affiliate Program
Comparison to Competitors
AmazonMicrosoftGoogleElevenLabsPlay.ht

Pricing Features

Additional Usage Price
Basic - $16 per 1M charactersPlus - $12 per 1M charactersPro - $10 per 1M charactersEnterprise - $8 per 1M characters
Elite Plan Quota
625000000
Enterprise Plan Price
$4999/month
Free Characters Limit
250000
Free Plan Rollover
Free Tier
Paid Plan Rollover
Subscription Plans
BasicPlusProEnterprise
Trial Period