# Amazon Rekognition vs OpenCV Comparison | | Amazon Rekognition | OpenCV | |---|---|---| | **Star Rating** | 4.3 out of 5 | 4.5 out of 5 | | **Total Reviews** | 28 | 40 | | **Largest Market Segment** | Small-Business (40.7% of reviews) | Small-Business (38.5% of reviews) | | **Entry Level Price** | No pricing available | No pricing available | --- ## Ratings Comparison | Rating | Amazon Rekognition | OpenCV | |---|---|---| | **Meets Requirements** | 8.4 (21 reviews) | 8.8 (36 reviews) | | **Ease of Use** | 8.4 (21 reviews) | 7.8 (36 reviews) | | **Ease of Setup** | 9.1 (16 reviews) | 8.4 (31 reviews) | | **Ease of Admin** | 8.6 (16 reviews) | 8.7 (27 reviews) | | **Quality of Support** | 9.1 (16 reviews) | 8.4 (33 reviews) | | **Has the product been a good partner in doing business?** | 8.9 (15 reviews) | 9.1 (27 reviews) | | **Product Direction (% positive)** | 9.4 (20 reviews) | 8.3 (35 reviews) | --- ## Pricing ### Amazon Rekognition #### Entry-Level Pricing No pricing available #### Free Trial No information available ### OpenCV #### Entry-Level Pricing No pricing available #### Free Trial No information available --- ## Features Comparison By Category ### Image Recognition | Product | Score | Reviews | |---|---|---| | **Amazon Rekognition** | N/A | N/A | | **OpenCV** | N/A | N/A | #### Recognition Type | Feature | Amazon Rekognition | OpenCV | |---|---|---| | **Emotion Detection** | Not enough data | Not enough data | | **Object Detection** | Not enough data | Not enough data | | **Text Detection** | Not enough data | Not enough data | | **Motion Analysis** | Not enough data | Not enough data | | **Scene Reconstruction** | Not enough data | Not enough data | | **Logo Detection** | Not enough data | Not enough data | | **Explicit Content Detection** | Not enough data | Not enough data | | **Video Detection** | Not enough data | Not enough data | #### Facial Recognition | Feature | Amazon Rekognition | OpenCV | |---|---|---| | **Facial Analysis** | Not enough data | Not enough data | | **Face Comparison** | Not enough data | Not enough data | #### Labeling | Feature | Amazon Rekognition | OpenCV | |---|---|---| | **Model Training** | Not enough data | Not enough data | | **Bounding Boxes** | Not enough data | Not enough data | | **Custom Image Detection** | Not enough data | Not enough data | #### Deployment | Feature | Amazon Rekognition | OpenCV | |---|---|---| | **Integrations** | Not enough data | Not enough data | --- ## Categories **Shared Categories (1):** [Image Recognition Software](https://www.g2.com/categories/image-recognition) --- ## Reviewer Demographics ### By Company Size | Segment | Amazon Rekognition | OpenCV | |---|---|---| | **Small-Business** | 40.7% | 38.5% | | **Mid-Market** | 25.9% | 30.8% | | **Enterprise** | 33.3% | 30.8% | ### By Industry #### Amazon Rekognition - **Information Technology and Services:** 17.9% - **Retail:** 10.7% - **Security and Investigations:** 7.1% - **Computer Software:** 7.1% - **Entertainment:** 7.1% - **Accounting:** 3.6% - **Apparel & Fashion:** 3.6% - **Architecture & Planning:** 3.6% - **Automotive:** 3.6% - **Consumer Services:** 3.6% - **Other:** 32.1% #### OpenCV - **Computer Software:** 38.5% - **Information Technology and Services:** 20.5% - **Higher Education:** 10.3% - **Industrial Automation:** 5.1% - **Financial Services:** 5.1% - **Research:** 2.6% - **Medical Devices:** 2.6% - **Mechanical or Industrial Engineering:** 2.6% - **Market Research:** 2.6% - **Electrical/Electronic Manufacturing:** 2.6% - **Other:** 7.7% --- ## Alternatives ### Alternatives to Amazon Rekognition - [Google Cloud Vision API](https://www.g2.com/products/google-cloud-vision-api/reviews) — 4.4/5 stars (84 reviews) - [Clarifai](https://www.g2.com/products/clarifai/reviews) — 4.3/5 stars (66 reviews) - [Microsoft Computer Vision API](https://www.g2.com/products/microsoft-computer-vision-api/reviews) — 4.1/5 stars (48 reviews) - [Azure Face API](https://www.g2.com/products/azure-face-api/reviews) — 3.8/5 stars (12 reviews) - [Azure Custom Vision Service](https://www.g2.com/products/azure-custom-vision-service/reviews) — 4.3/5 stars (12 reviews) - [Deepdream](https://www.g2.com/products/deepdream/reviews) — 3.8/5 stars (13 reviews) - [Claude](https://www.g2.com/products/claude-2025-12-11/reviews) — 4.6/5 stars (313 reviews) - [SimpleCV](https://www.g2.com/products/simplecv/reviews) — 4.5/5 stars (10 reviews) - [Google Cloud AutoML Vision](https://www.g2.com/products/google-cloud-automl-vision/reviews) — 4.2/5 stars (15 reviews) - [scikit-image](https://www.g2.com/products/scikit-image/reviews) — 4.4/5 stars (13 reviews) ### Alternatives to OpenCV - [Google Cloud Vision API](https://www.g2.com/products/google-cloud-vision-api/reviews) — 4.4/5 stars (84 reviews) - [Microsoft Computer Vision API](https://www.g2.com/products/microsoft-computer-vision-api/reviews) — 4.1/5 stars (48 reviews) - [scikit-image](https://www.g2.com/products/scikit-image/reviews) — 4.4/5 stars (13 reviews) - [Azure Face API](https://www.g2.com/products/azure-face-api/reviews) — 3.8/5 stars (12 reviews) - [SimpleCV](https://www.g2.com/products/simplecv/reviews) — 4.5/5 stars (10 reviews) - [Deepdream](https://www.g2.com/products/deepdream/reviews) — 3.8/5 stars (13 reviews) - [Clarifai](https://www.g2.com/products/clarifai/reviews) — 4.3/5 stars (66 reviews) - [Azure Custom Vision Service](https://www.g2.com/products/azure-custom-vision-service/reviews) — 4.3/5 stars (12 reviews) - [DeepPy](https://www.g2.com/products/deeppy/reviews) — 4.1/5 stars (12 reviews) - [Claude](https://www.g2.com/products/claude-2025-12-11/reviews) — 4.6/5 stars (313 reviews) --- ## Top Discussions ### Amazon Rekognition No discussions available for this product. ### OpenCV - Title: [What is OpenCV used for?](https://www.g2.com/discussions/opencv-what-is-opencv-used-for) — 1 comment > **Top comment:** "It is mainly used in computer vision related projects." - Title: [What algorithm does OpenCV use?](https://www.g2.com/discussions/what-algorithm-does-opencv-use) — 1 comment > **Top comment:** "FisherFace Recognizer , I have personally used it for emotion detection from human face" --- **Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/amazon-rekognition-vs-opencv)