# Apache Lucene vs Apache Solr Comparison

| | Apache Lucene | Apache Solr | 
|---|---|---|
| **Star Rating** | 3.9 out of 5 | 4.1 out of 5 | 
| **Total Reviews** | 11 | 26 | 
| **Largest Market Segment** | Enterprise (54.5% of reviews) | Mid-Market (50.0% of reviews) | 
| **Entry Level Price** | No pricing available | No pricing available | 

---
## Top Pros & Cons

### Apache Lucene

**Not enough data**

### Apache Solr

Pros:
- Results (1 reviews)

Cons:
- Limitations (1 reviews)
- Search Functionality (1 reviews)

---
## Ratings Comparison
| Rating | Apache Lucene | Apache Solr | 
|---|---|---|
  | **Meets Requirements** | 8.2 (10 reviews) | 8.6 (24 reviews) | 
  | **Ease of Use** | 8.3 (10 reviews) | 7.5 (24 reviews) | 
  | **Ease of Setup** | 7.3 (5 reviews) | 6.4 (11 reviews) | 
  | **Ease of Admin** | 6.7 (5 reviews) | 7.7 (11 reviews) | 
  | **Quality of Support** | 7.8 (9 reviews) | 6.3 (20 reviews) | 
  | **Has the product been a good partner in doing business?** | 7.3 (5 reviews) | 7.2 (9 reviews) | 
  | **Product Direction (% positive)** | 7.7 (10 reviews) | 7.1 (24 reviews) | 

---
## Pricing

### Apache Lucene

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Apache Solr

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

---
## Features Comparison By Category

### Enterprise Search Software

| Product | Score | Reviews |
|---|---|---|
| **Apache Lucene** | N/A | N/A |
| **Apache Solr** | 7.6/10 | 7 |

#### Compatibility

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Federated Search** | Not enough data | 6.4 (6 reviews) | 
| **File Types** | Not enough data | 7.5 (6 reviews) | 
| **Global Language Support** | Not enough data | 8.1 (6 reviews) | 

#### Agentic AI - Enterprise Search Software

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

#### Search Queries

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Typo Tolerance** | Not enough data | 8.1 (6 reviews) | 
| **Faceted Search** | Not enough data | 8.1 (6 reviews) | 
| **Synonyms** | Not enough data | 7.5 (6 reviews) | 
| **Highlighting** | Not enough data | 8.3 (6 reviews) | 
| **Natural Language** | Not enough data | 8.1 (6 reviews) | 

#### AI powered search - Enterprise Search Software

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Generative RAG (Retrieval augmented generation)** | Not enough data | Not enough data | 
| **Relevance Tuning** | Not enough data | Not enough data | 
| **NLP & Semantic search** | Not enough data | Not enough data | 

#### Functionality

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Personalization** | Not enough data | 7.5 (6 reviews) | 
| **Search Analytics** | Not enough data | 7.5 (6 reviews) | 
| **Integrations** | Not enough data | 6.9 (6 reviews) | 

#### Compatibility - Enterprise Search Software

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **File Types** | Not enough data | Not enough data | 
| **Federated Search** | Not enough data | Not enough data | 
| **Global Language Support** | Not enough data | Not enough data | 

#### Functionality - Enterprise Search Software

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Personalization** | Not enough data | Not enough data | 
| **Search Analytics** | Not enough data | Not enough data | 
| **Integrations** | Not enough data | Not enough data | 

#### Search Queries - Enterprise Search Software

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Highlighting** | Not enough data | Not enough data | 
| **Faceted Search** | Not enough data | Not enough data | 
| **Typo Tolerance** | Not enough data | Not enough data | 
| **Synonyms** | Not enough data | Not enough data | 

### Site Search Software

| Product | Score | Reviews |
|---|---|---|
| **Apache Lucene** | N/A | N/A |
| **Apache Solr** | N/A | N/A |

#### Agentic AI - Site Search

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

#### Search Experience Management - Site Search

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Query Suggestions** | Not enough data | Not enough data | 
| **Typo Tolerance** | Not enough data | Not enough data | 
| **Synonyms** | Not enough data | Not enough data | 
| **Natural Language** | Not enough data | Not enough data | 
| **Rankings** | Not enough data | Not enough data | 
| **Personalization** | Not enough data | Not enough data | 

#### Functionality - Site Search

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Search Analytics** | Not enough data | Not enough data | 
| **Integrations** | Not enough data | Not enough data | 
| **Federated Search** | Not enough data | Not enough data | 
| **Multi-Language Support** | Not enough data | Not enough data | 

#### Generative AI - Site Search

| Feature | Apache Lucene | Apache Solr | 
|---|---|---|
| **Text Generation** | Not enough data | Not enough data | 
| **Text Summarization** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Site Search Software](https://www.g2.com/categories/site-search-software)


**Unique to Apache Solr (1):** [Enterprise Search Software](https://www.g2.com/categories/enterprise-search-software)


---
## Reviewer Demographics

### By Company Size

| Segment | Apache Lucene | Apache Solr | 
|---|---|---|
| **Small-Business** | 18.2% | 12.5% | 
| **Mid-Market** | 27.3% | 50.0% | 
| **Enterprise** | 54.5% | 37.5% | 

### By Industry

#### Apache Lucene

- **Computer Software:** 27.3%
- **Internet:** 18.2%
- **Higher Education:** 18.2%
- **Research:** 9.1%
- **Marketing and Advertising:** 9.1%
- **Information Technology and Services:** 9.1%
- **Automotive:** 9.1%

#### Apache Solr

- **Computer Software:** 20.8%
- **Online Media:** 8.3%
- **Information Technology and Services:** 8.3%
- **Financial Services:** 8.3%
- **Apparel & Fashion:** 4.2%
- **Architecture & Planning:** 4.2%
- **Automotive:** 4.2%
- **Computer & Network Security:** 4.2%
- **Construction:** 4.2%
- **Consumer Electronics:** 4.2%
- **Other:** 29.2%

---
## Alternatives

### Alternatives to Apache Lucene

- [Algolia](https://www.g2.com/products/algolia/reviews) — 4.5/5 stars (452 reviews)
- [Coveo](https://www.g2.com/products/coveo/reviews) — 4.3/5 stars (142 reviews)
- [Elasticsearch](https://www.g2.com/products/elastic-elasticsearch/reviews) — 4.5/5 stars (292 reviews)
- [Sitecore Digital Experience Platform](https://www.g2.com/products/sitecore-digital-experience-platform/reviews) — 4.1/5 stars (606 reviews)
- [Luigi's Box](https://www.g2.com/products/luigi-s-box/reviews) — 4.8/5 stars (425 reviews)
- [Athos Commerce](https://www.g2.com/products/athos-commerce-athos-commerce/reviews) — 4.5/5 stars (221 reviews)
- [Hawksearch](https://www.g2.com/products/hawksearch/reviews) — 4.2/5 stars (79 reviews)
- [SearchStax](https://www.g2.com/products/searchstax/reviews) — 4.5/5 stars (176 reviews)
- [Clerk.io](https://www.g2.com/products/clerk-io/reviews) — 4.8/5 stars (126 reviews)
- [AddSearch](https://www.g2.com/products/addsearch/reviews) — 4.6/5 stars (100 reviews)

### Alternatives to Apache Solr

- [Coveo](https://www.g2.com/products/coveo/reviews) — 4.3/5 stars (142 reviews)
- [Algolia](https://www.g2.com/products/algolia/reviews) — 4.5/5 stars (452 reviews)
- [Elasticsearch](https://www.g2.com/products/elastic-elasticsearch/reviews) — 4.5/5 stars (292 reviews)
- [Bloomreach](https://www.g2.com/products/bloomreach-bloomreach/reviews) — 4.6/5 stars (764 reviews)
- [Yext](https://www.g2.com/products/yext/reviews) — 4.4/5 stars (1122 reviews)
- [Luigi's Box](https://www.g2.com/products/luigi-s-box/reviews) — 4.8/5 stars (425 reviews)
- [Slack](https://www.g2.com/products/slack/reviews) — 4.5/5 stars (39089 reviews)
- [Guru](https://www.g2.com/products/guru/reviews) — 4.7/5 stars (2318 reviews)
- [Sitecore Digital Experience Platform](https://www.g2.com/products/sitecore-digital-experience-platform/reviews) — 4.1/5 stars (606 reviews)
- [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (11989 reviews)

---
## Top Discussions

### Apache Lucene

No discussions available for this product.

### Apache Solr

No discussions available for this product.

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/the-apache-software-foundation-apache-lucene-vs-apache-solr)