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Object Storage Comparison: Alibaba Cloud OSS vs Tencent Cloud COS
Detailed comparison of Alibaba Cloud OSS and Tencent Cloud COS features, pricing, and performance differences.
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Object Storage Overview
Object Storage is a massive, secure, low-cost, highly reliable cloud storage service suitable for storing any type of file.
Product Comparison
Basic Features
| Feature | Alibaba Cloud OSS | Tencent Cloud COS |
|---|---|---|
| Storage Types | Standard, IA, Archive, Cold Archive | Standard, IA, Archive, Deep Archive |
| Data Reliability | 99.9999999999% | 99.9999999999% |
| Service Availability | 99.995% | 99.95% |
Price Comparison (East China Region)
Storage Fees:
| Storage Type | Alibaba Cloud OSS | Tencent Cloud COS |
|---|---|---|
| Standard | ¥0.12/GB/month | ¥0.118/GB/month |
| IA | ¥0.08/GB/month | ¥0.08/GB/month |
| Archive | ¥0.033/GB/month | ¥0.033/GB/month |
Request Fees:
| Fee Type | Alibaba Cloud OSS | Tencent Cloud COS |
|---|---|---|
| Read Requests | ¥0.01/10K | ¥0.01/10K |
| Write Requests | ¥0.01/10K | ¥0.01/10K |
Feature Comparison
Data Processing
Alibaba Cloud OSS:
- Image processing (resize, crop, watermark)
- Video frame capture
- Audio transcoding
- Document preview
Tencent Cloud COS:
- Image processing
- Video processing
- Data万象 (advanced image processing)
- Document preview
Security Features
Alibaba Cloud OSS:
- Bucket Policy
- Anti-hotlinking
- SSL/TLS encryption
- Server-side encryption (SSE)
- IAM permission control
Tencent Cloud COS:
- Bucket Policy
- Anti-hotlinking
- SSL/TLS encryption
- Server-side encryption
- CAM permission control
Selection Recommendations
Scenarios for Choosing Alibaba Cloud OSS
- Already using Alibaba Cloud products
- Need more complete image processing features
- Need higher service availability
- Need cross-region replication
Scenarios for Choosing Tencent Cloud COS
- Already using Tencent Cloud products
- Price-sensitive
- Need Data万象 advanced features
- Gaming and social applications
Best Practices
1. Choose Appropriate Storage Type
- Hot data - Standard storage
- Warm data - IA storage
- Cold data - Archive storage
2. Use Lifecycle Management
Automatically transition data between storage classes based on age.
3. Enable Version Control
Prevent accidental deletion or overwriting of data.
4. Configure CORS Rules
// CORS configuration
const cors = {
allowedOrigins: ['https://yourdomain.com'],
allowedMethods: ['GET', 'HEAD'],
allowedHeaders: ['*'],
maxAgeSeconds: 3600
};
Summary
Alibaba Cloud OSS and Tencent Cloud COS are very similar in functionality and pricing. Your choice mainly depends on:
- Existing cloud ecosystem - Prioritize products integrated with existing services
- Feature requirements - Choose based on specific functional needs
- Price factors - Compare prices for different usage levels
- Service support - Consider technical support and service quality
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