GRP Series vs GXP Series
IP Phones — Full Comparison
Choosing the right desk phone for your business VoIP setup? We break down every difference between the modern GRP series and the proven GXP series — specs, features, pricing tier, and ideal use cases.
Understanding Each Series
Both series are enterprise-grade SIP desk phones with different design philosophies, target audiences, and hardware generations.
GRP Series — The New Generation
The GRP (General Receptionists Phone) series is the latest-generation lineup engineered for modern enterprise deployments. Built on a powerful 2.4 GHz quad-core processor with up to 512 MB RAM, these phones deliver blazing-fast boot times, rich displays, and advanced features suited for high-volume professional environments.
- Next-generation hardware platform
- 2.4 GHz quad-core CPU, 256–512 MB RAM
- High-resolution color TFT LCD displays
- Dual Gigabit Ethernet ports on most models
- Wi-Fi & Bluetooth on flagship models
- Faster boot times and UI responsiveness
- Ideal for enterprises, call centres, hotels
- Perfect partner for 3CX Phone System
GXP Series — The Proven Workhorse
The GXP (General X-Platform) series is a widely deployed, battle-tested lineup that has been the industry standard for SMB and enterprise VoIP for over a decade. Offering solid SIP functionality, PoE support, and excellent call quality, the GXP phones deliver reliable performance at a more accessible price point.
- Widely deployed, proven reliability
- Strong SIP stack with broad PBX compatibility
- Color and mono display variants available
- PoE (802.3af) support across the range
- Lower total cost of ownership
- Broad model range from basic to executive
- Ideal for SMBs and budget-conscious deployments
- Full 3CX and IP PBX compatibility
Feature Comparison Table
A detailed specification breakdown of GRP vs GXP key models to help you make the right procurement decision.
| Feature / Spec | 📱 GRP Series | ☎️ GXP Series |
|---|---|---|
| Processor | 2.4 GHz Quad-Core CPU Winner | Up to 1 GHz (varies by model) |
| RAM | 256 MB – 512 MB Winner | Up to 256 MB |
| Flash Storage | Up to 256 MB Winner | Up to 128 MB |
| Display | High-res color TFT, up to 4.3" Winner | Mono or color LCD (model dependent) |
| SIP Lines / Accounts | 2 – 6 lines (GRP2601–GRP2616) | 2 – 6 lines (GXP1610–GXP2170) Equal |
| Network Ports | Dual Gigabit Ethernet Winner | 10/100 Mbps on most; Gigabit on GXP2170 |
| Wi-Fi Support | Built-in (GRP2616) / USB dongle Winner | Not available (wired only) |
| Bluetooth | Built-in on select models Winner | Not available |
| PoE Support | Yes, 802.3af Both | Yes, 802.3af |
| EHS Headset (DECT) | Yes Both | Yes (on mid-high range) |
| Programmable / BLF Keys | Up to 24 BLF + extension module Winner | Up to 48 programmable keys (GXP2170) |
| Boot Time | Significantly faster (quad-core) Winner | Moderate |
| Zero-Touch Provisioning | Yes (GDMS, 3CX) Both | Yes (GDMS, 3CX) |
| 3CX Certified | Yes Both | Yes |
| Price Point | Mid to Premium | Budget to Mid Winner |
| Best For | Enterprise, Call Centre, Hotel | SMB, Cost-Conscious Deployments Winner |
The GRP Lineup — From Entry to Flagship
Six models covering every role in the enterprise, all built on the same powerful quad-core hardware platform.
GRP2601 / 2601P
- 2 SIP accounts
- 132×48 LCD display
- 3 programmable keys
- Dual 10/100 ports
- PoE (2601P model)
GRP2612 / W / G
- 2 SIP accounts
- 2.4" color display
- 4 BLF keys
- Dual Gigabit (G model)
- Wi-Fi optional (W model)
GRP2613
- 3 SIP accounts
- 2.8" color display
- 8 BLF keys
- Dual Gigabit
- HD audio
GRP2614
- 4 SIP accounts
- 2.8" color display
- 16 BLF keys
- Dual Gigabit + PoE
- USB port
GRP2615
- 5 SIP accounts
- 4.3" color display
- 24 BLF keys
- Dual Gigabit + PoE
- 2× USB ports
GRP2616
- 6 SIP accounts
- 4.3" color display
- 24 BLF keys + expansion
- Built-in Wi-Fi + Bluetooth
- Dual Gigabit + PoE+
The GXP Lineup — Reliable & Accessible
Spanning basic to executive tiers, GXP phones offer proven reliability and broad compatibility for businesses of all sizes.
GXP1610 / 1615
- 1 SIP account
- Monochrome LCD
- 3 programmable keys
- 10/100 Ethernet
- PoE (1615 model)
GXP1625 / 1628
- 2 SIP accounts
- Monochrome LCD
- 3 programmable keys
- 10/100 Ethernet
- PoE support
GXP2130
- 3 SIP accounts
- 2.8" color LCD
- 8 BLF keys
- 10/100 Ethernet
- HD audio
GXP2135
- 4 SIP accounts
- 2.8" color LCD
- 32 BLF keys
- Gigabit Ethernet
- PoE + USB
GXP2160
- 6 SIP accounts
- 4.3" color LCD
- 24 BLF keys
- Gigabit Ethernet
- Bluetooth headset
GXP2170
- 12 SIP accounts
- 4.3" color LCD
- 48 programmable keys
- Gigabit + PoE
- Built-in Bluetooth
GRP & GXP Phones Work Flawlessly with 3CX IP PBX
Both the GRP and GXP series are officially certified for use with 3CX Phone System — one of the world's leading IP PBX platforms. Whether you're deploying on-premise or in the cloud, 3CX's zero-touch auto-provisioning makes it effortless to set up an entire fleet of desk phones in minutes.
3CX supports all standard SIP features including call recording, voicemail, call queues, ring groups, and video calling — all fully accessible from your GRP or GXP desk phone.
- Zero-touch provisioning — phones configure automatically when connected to the network
- SRTP and TLS encryption for secure voice communications
- BLF (Busy Lamp Field) presence monitoring across your entire team
- Remote extensions — employees can use their desk phone from anywhere via SIP trunk
- Pair with FXS/FXO gateways for connectivity to legacy PSTN and analog lines
Chat with Our AI Agent on WhatsApp
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Start WhatsApp ChatWho Uses Which Series?
Different industries have different telephony needs. Here's a breakdown of ideal use cases for GRP and GXP phones.
Enterprise Offices
Large corporate offices with dedicated extensions, reception desks, and executive suites need phones with presence monitoring, multiple lines, and advanced BLF support for managing incoming calls.
Call Centres
High-volume inbound/outbound environments require durable hardware, fast boot times, headset support (EHS/DECT), and reliable HD audio. The GRP series excels here with its quad-core performance.
Hotels & Hospitality
Hotels need phones in every room with easy wake-up call integration, speed dial to housekeeping and reception, and centralized management across hundreds of extensions.
Healthcare & Clinics
Medical practices need phones at reception, in wards, and consultation rooms. Multi-line support with clear handsfree audio is critical. GXP mid-range models are cost-effective for clinic-wide deployments.
SMB & Retail
Small businesses and retail chains need affordable, reliable phones that just work out of the box. The GXP entry and mid-range series are ideal for basic telephony at minimal cost.
Education & Campuses
Universities and schools need phones in offices, labs, and administration buildings. Centralized provisioning via 3CX or IP PBX makes deploying 100+ phones across a campus effortless.
Have Questions? Call Our VoIP Experts
Our team of certified VoIP engineers in Pakistan can help you design the right telephony infrastructure — from selecting the right desk phones to configuring your 3CX IP PBX and FXS/FXO gateways.
📞 +92-300-845-0437Which Series Should You Choose?
Use this guide to quickly identify the right series based on your business scenario.
Modern Performance Matters
- ✓ You're building a new deployment from scratch
- ✓ Your team relies heavily on BLF/presence monitoring
- ✓ You need Wi-Fi or Bluetooth desk phones
- ✓ Fast boot times and responsive UI are important
- ✓ You're running a call centre or hotel deployment
- ✓ Long-term future-proof investment is the goal
- ✓ You want dual Gigabit Ethernet on every phone
- ✓ Integrating with 3CX or cloud PBX at scale
Budget & Proven Reliability Win
- ✓ You have a fixed, tight budget per phone
- ✓ Basic 2–4 line phones are sufficient for your team
- ✓ You're deploying in a small to medium office
- ✓ Phones are replacing existing older SIP phones
- ✓ Wireless connectivity is not required
- ✓ You need high-volume deployments at low unit cost
- ✓ You need the executive GXP2170 with 12 lines
- ✓ Legacy infrastructure compatibility is needed
Pair with FXS & FXO Gateways
IP phones alone are just one piece of the puzzle. Complete your VoIP infrastructure with FXS and FXO gateways for seamless connectivity between analog and digital telephony.
FXS Gateways
FXS (Foreign Exchange Subscriber) gateways allow analog phones and fax machines to connect to your VoIP and IP PBX infrastructure. Perfect for businesses transitioning from legacy telephone systems while retaining existing handsets.
FXO Gateways
FXO (Foreign Exchange Office) gateways connect your IP PBX to traditional PSTN telephone lines, enabling outgoing and incoming PSTN calls through your VoIP system. Essential for PSTN fallback and hybrid deployments.
Hybrid IP PBX Systems
Combine GRP or GXP IP phones, an IP PBX (like 3CX), and FXS/FXO gateways to build a complete hybrid telephony solution that bridges your legacy infrastructure with modern VoIP — all managed from a single platform.
Frequently Asked Questions
Everything you need to know about GRP and GXP series IP phones, answered by our team of VoIP experts.
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